Home / 154,691.49-231,903.12-59,856.42

Finding the Fourth Proportional to 154,691.49, 231,903.12 and 59,856.42

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Solution

The fourth proportional to 154,691.49, 231,903.12 and 59,856.42 is: 89,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,691.49 : 231,903.12 = 59,856.42 : x
  2. Step 2: Convert to fraction form
    154,691.49/231,903.12 = 59,856.42/x
  3. Step 3: Cross multiply
    154,691.49x = 231,903.12 × 59,856.42
  4. Step 4: Simplify right side
    154,691.49x = 13,880,890,550.03
  5. Step 5: Solve for x
    x = 13,880,890,550.03/154,691.49
  6. Step 6: Final answer
    x = 89,732.74

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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.