Home / 53,150.06-73,347.16-29,276.78

Finding the Fourth Proportional to 53,150.06, 73,347.16 and 29,276.78

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Solution

The fourth proportional to 53,150.06, 73,347.16 and 29,276.78 is: 40,402.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,150.06 : 73,347.16 = 29,276.78 : x
  2. Step 2: Convert to fraction form
    53,150.06/73,347.16 = 29,276.78/x
  3. Step 3: Cross multiply
    53,150.06x = 73,347.16 × 29,276.78
  4. Step 4: Simplify right side
    53,150.06x = 2,147,368,666.94
  5. Step 5: Solve for x
    x = 2,147,368,666.94/53,150.06
  6. Step 6: Final answer
    x = 40,402.00

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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.