Home / 89,581.87-134,344.28-29,599.21

Finding the Fourth Proportional to 89,581.87, 134,344.28 and 29,599.21

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Solution

The fourth proportional to 89,581.87, 134,344.28 and 29,599.21 is: 44,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,581.87 : 134,344.28 = 29,599.21 : x
  2. Step 2: Convert to fraction form
    89,581.87/134,344.28 = 29,599.21/x
  3. Step 3: Cross multiply
    89,581.87x = 134,344.28 × 29,599.21
  4. Step 4: Simplify right side
    89,581.87x = 3,976,484,294.16
  5. Step 5: Solve for x
    x = 3,976,484,294.16/89,581.87
  6. Step 6: Final answer
    x = 44,389.39

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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.