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Finding the Fourth Proportional to 70,087.50, 96,720.84 and 44,937

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Solution

The fourth proportional to 70,087.50, 96,720.84 and 44,937 is: 62,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,087.50 : 96,720.84 = 44,937 : x
  2. Step 2: Convert to fraction form
    70,087.50/96,720.84 = 44,937/x
  3. Step 3: Cross multiply
    70,087.50x = 96,720.84 × 44,937
  4. Step 4: Simplify right side
    70,087.50x = 4,346,344,387.08
  5. Step 5: Solve for x
    x = 4,346,344,387.08/70,087.50
  6. Step 6: Final answer
    x = 62,013.12

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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.