Home / 44,381.50-66,572.85-12,792.11

Finding the Fourth Proportional to 44,381.50, 66,572.85 and 12,792.11

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Solution

The fourth proportional to 44,381.50, 66,572.85 and 12,792.11 is: 19,188.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,381.50 : 66,572.85 = 12,792.11 : x
  2. Step 2: Convert to fraction form
    44,381.50/66,572.85 = 12,792.11/x
  3. Step 3: Cross multiply
    44,381.50x = 66,572.85 × 12,792.11
  4. Step 4: Simplify right side
    44,381.50x = 851,606,935.32
  5. Step 5: Solve for x
    x = 851,606,935.32/44,381.50
  6. Step 6: Final answer
    x = 19,188.33

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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.