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Finding the Fourth Proportional to 58,965.70, 88,294.95 and 56,200.90

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Solution

The fourth proportional to 58,965.70, 88,294.95 and 56,200.90 is: 84,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,965.70 : 88,294.95 = 56,200.90 : x
  2. Step 2: Convert to fraction form
    58,965.70/88,294.95 = 56,200.90/x
  3. Step 3: Cross multiply
    58,965.70x = 88,294.95 × 56,200.90
  4. Step 4: Simplify right side
    58,965.70x = 4,962,255,655.46
  5. Step 5: Solve for x
    x = 4,962,255,655.46/58,965.70
  6. Step 6: Final answer
    x = 84,154.95

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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.