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Finding the Fourth Proportional to 58,963.50, 88,417.50 and 21,497.22

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Solution

The fourth proportional to 58,963.50, 88,417.50 and 21,497.22 is: 32,235.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,963.50 : 88,417.50 = 21,497.22 : x
  2. Step 2: Convert to fraction form
    58,963.50/88,417.50 = 21,497.22/x
  3. Step 3: Cross multiply
    58,963.50x = 88,417.50 × 21,497.22
  4. Step 4: Simplify right side
    58,963.50x = 1,900,730,449.35
  5. Step 5: Solve for x
    x = 1,900,730,449.35/58,963.50
  6. Step 6: Final answer
    x = 32,235.71

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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.