Home / 53,001.50-73,140.56-29,128.14

Finding the Fourth Proportional to 53,001.50, 73,140.56 and 29,128.14

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Solution

The fourth proportional to 53,001.50, 73,140.56 and 29,128.14 is: 40,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,001.50 : 73,140.56 = 29,128.14 : x
  2. Step 2: Convert to fraction form
    53,001.50/73,140.56 = 29,128.14/x
  3. Step 3: Cross multiply
    53,001.50x = 73,140.56 × 29,128.14
  4. Step 4: Simplify right side
    53,001.50x = 2,130,448,471.36
  5. Step 5: Solve for x
    x = 2,130,448,471.36/53,001.50
  6. Step 6: Final answer
    x = 40,196.00

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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.