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Finding the Fourth Proportional to 58,359.60, 80,532.95 and 34,488.50

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Solution

The fourth proportional to 58,359.60, 80,532.95 and 34,488.50 is: 47,592.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,359.60 : 80,532.95 = 34,488.50 : x
  2. Step 2: Convert to fraction form
    58,359.60/80,532.95 = 34,488.50/x
  3. Step 3: Cross multiply
    58,359.60x = 80,532.95 × 34,488.50
  4. Step 4: Simplify right side
    58,359.60x = 2,777,460,070.97
  5. Step 5: Solve for x
    x = 2,777,460,070.97/58,359.60
  6. Step 6: Final answer
    x = 47,592.17

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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.