Home / 53,000.07-73,139.63-29,127.14

Finding the Fourth Proportional to 53,000.07, 73,139.63 and 29,127.14

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Solution

The fourth proportional to 53,000.07, 73,139.63 and 29,127.14 is: 40,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.07 : 73,139.63 = 29,127.14 : x
  2. Step 2: Convert to fraction form
    53,000.07/73,139.63 = 29,127.14/x
  3. Step 3: Cross multiply
    53,000.07x = 73,139.63 × 29,127.14
  4. Step 4: Simplify right side
    53,000.07x = 2,130,348,005.50
  5. Step 5: Solve for x
    x = 2,130,348,005.50/53,000.07
  6. Step 6: Final answer
    x = 40,195.20

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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.