Home / 53,147.95-73,344.07-29,276.23

Finding the Fourth Proportional to 53,147.95, 73,344.07 and 29,276.23

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Solution

The fourth proportional to 53,147.95, 73,344.07 and 29,276.23 is: 40,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.95 : 73,344.07 = 29,276.23 : x
  2. Step 2: Convert to fraction form
    53,147.95/73,344.07 = 29,276.23/x
  3. Step 3: Cross multiply
    53,147.95x = 73,344.07 × 29,276.23
  4. Step 4: Simplify right side
    53,147.95x = 2,147,237,862.46
  5. Step 5: Solve for x
    x = 2,147,237,862.46/53,147.95
  6. Step 6: Final answer
    x = 40,401.14

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.