Home / 132,098.40-198,277.20-65,613.60

Finding the Fourth Proportional to 132,098.40, 198,277.20 and 65,613.60

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Solution

The fourth proportional to 132,098.40, 198,277.20 and 65,613.60 is: 98,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,098.40 : 198,277.20 = 65,613.60 : x
  2. Step 2: Convert to fraction form
    132,098.40/198,277.20 = 65,613.60/x
  3. Step 3: Cross multiply
    132,098.40x = 198,277.20 × 65,613.60
  4. Step 4: Simplify right side
    132,098.40x = 13,009,680,889.92
  5. Step 5: Solve for x
    x = 13,009,680,889.92/132,098.40
  6. Step 6: Final answer
    x = 98,484.77

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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.