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Finding the Fourth Proportional to 110,657.43, 152,697 and 62,901.45

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Solution

The fourth proportional to 110,657.43, 152,697 and 62,901.45 is: 86,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,657.43 : 152,697 = 62,901.45 : x
  2. Step 2: Convert to fraction form
    110,657.43/152,697 = 62,901.45/x
  3. Step 3: Cross multiply
    110,657.43x = 152,697 × 62,901.45
  4. Step 4: Simplify right side
    110,657.43x = 9,604,862,710.65
  5. Step 5: Solve for x
    x = 9,604,862,710.65/110,657.43
  6. Step 6: Final answer
    x = 86,798.17

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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.