Home / 129,516.60-194,217.30-59,417.40

Finding the Fourth Proportional to 129,516.60, 194,217.30 and 59,417.40

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Solution

The fourth proportional to 129,516.60, 194,217.30 and 59,417.40 is: 89,099.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,516.60 : 194,217.30 = 59,417.40 : x
  2. Step 2: Convert to fraction form
    129,516.60/194,217.30 = 59,417.40/x
  3. Step 3: Cross multiply
    129,516.60x = 194,217.30 × 59,417.40
  4. Step 4: Simplify right side
    129,516.60x = 11,539,887,001.02
  5. Step 5: Solve for x
    x = 11,539,887,001.02/129,516.60
  6. Step 6: Final answer
    x = 89,099.68

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1.5x scale

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.