Home / 103,747.90-155,263.45-62,224.70

Finding the Fourth Proportional to 103,747.90, 155,263.45 and 62,224.70

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Solution

The fourth proportional to 103,747.90, 155,263.45 and 62,224.70 is: 93,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,747.90 : 155,263.45 = 62,224.70 : x
  2. Step 2: Convert to fraction form
    103,747.90/155,263.45 = 62,224.70/x
  3. Step 3: Cross multiply
    103,747.90x = 155,263.45 × 62,224.70
  4. Step 4: Simplify right side
    103,747.90x = 9,661,221,597.22
  5. Step 5: Solve for x
    x = 9,661,221,597.22/103,747.90
  6. Step 6: Final answer
    x = 93,122.09

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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.