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Finding the Fourth Proportional to 117,624.30, 176,264.16 and 58,341.61

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Solution

The fourth proportional to 117,624.30, 176,264.16 and 58,341.61 is: 87,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,624.30 : 176,264.16 = 58,341.61 : x
  2. Step 2: Convert to fraction form
    117,624.30/176,264.16 = 58,341.61/x
  3. Step 3: Cross multiply
    117,624.30x = 176,264.16 × 58,341.61
  4. Step 4: Simplify right side
    117,624.30x = 10,283,534,879.70
  5. Step 5: Solve for x
    x = 10,283,534,879.70/117,624.30
  6. Step 6: Final answer
    x = 87,426.96

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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.