Home / 53,001.91-73,144.56-29,130.40

Finding the Fourth Proportional to 53,001.91, 73,144.56 and 29,130.40

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Solution

The fourth proportional to 53,001.91, 73,144.56 and 29,130.40 is: 40,201.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.91 : 73,144.56 = 29,130.40 : x
  2. Step 2: Convert to fraction form
    53,001.91/73,144.56 = 29,130.40/x
  3. Step 3: Cross multiply
    53,001.91x = 73,144.56 × 29,130.40
  4. Step 4: Simplify right side
    53,001.91x = 2,130,730,290.62
  5. Step 5: Solve for x
    x = 2,130,730,290.62/53,001.91
  6. Step 6: Final answer
    x = 40,201.01

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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.