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Finding the Fourth Proportional to 59,664.38, 89,491.88 and 34,688.50

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Solution

The fourth proportional to 59,664.38, 89,491.88 and 34,688.50 is: 52,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,664.38 : 89,491.88 = 34,688.50 : x
  2. Step 2: Convert to fraction form
    59,664.38/89,491.88 = 34,688.50/x
  3. Step 3: Cross multiply
    59,664.38x = 89,491.88 × 34,688.50
  4. Step 4: Simplify right side
    59,664.38x = 3,104,339,079.38
  5. Step 5: Solve for x
    x = 3,104,339,079.38/59,664.38
  6. Step 6: Final answer
    x = 52,030.02

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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.