Home / 247,134.24-370,730.16-89,436.96

Finding the Fourth Proportional to 247,134.24, 370,730.16 and 89,436.96

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Solution

The fourth proportional to 247,134.24, 370,730.16 and 89,436.96 is: 134,165.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,134.24 : 370,730.16 = 89,436.96 : x
  2. Step 2: Convert to fraction form
    247,134.24/370,730.16 = 89,436.96/x
  3. Step 3: Cross multiply
    247,134.24x = 370,730.16 × 89,436.96
  4. Step 4: Simplify right side
    247,134.24x = 33,156,978,490.71
  5. Step 5: Solve for x
    x = 33,156,978,490.71/247,134.24
  6. Step 6: Final answer
    x = 134,165.86

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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.