Home / 88,931.13-133,396.92-36,340.61

Finding the Fourth Proportional to 88,931.13, 133,396.92 and 36,340.61

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Solution

The fourth proportional to 88,931.13, 133,396.92 and 36,340.61 is: 54,511.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,931.13 : 133,396.92 = 36,340.61 : x
  2. Step 2: Convert to fraction form
    88,931.13/133,396.92 = 36,340.61/x
  3. Step 3: Cross multiply
    88,931.13x = 133,396.92 × 36,340.61
  4. Step 4: Simplify right side
    88,931.13x = 4,847,724,777.94
  5. Step 5: Solve for x
    x = 4,847,724,777.94/88,931.13
  6. Step 6: Final answer
    x = 54,511.00

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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.