Home / 62,125.40-93,159.54-19,997.70

Finding the Fourth Proportional to 62,125.40, 93,159.54 and 19,997.70

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Solution

The fourth proportional to 62,125.40, 93,159.54 and 19,997.70 is: 29,987.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,125.40 : 93,159.54 = 19,997.70 : x
  2. Step 2: Convert to fraction form
    62,125.40/93,159.54 = 19,997.70/x
  3. Step 3: Cross multiply
    62,125.40x = 93,159.54 × 19,997.70
  4. Step 4: Simplify right side
    62,125.40x = 1,862,976,533.06
  5. Step 5: Solve for x
    x = 1,862,976,533.06/62,125.40
  6. Step 6: Final answer
    x = 29,987.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.