Home / 132,002.30-198,001.65-43,258.70

Finding the Fourth Proportional to 132,002.30, 198,001.65 and 43,258.70

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Solution

The fourth proportional to 132,002.30, 198,001.65 and 43,258.70 is: 64,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002.30 : 198,001.65 = 43,258.70 : x
  2. Step 2: Convert to fraction form
    132,002.30/198,001.65 = 43,258.70/x
  3. Step 3: Cross multiply
    132,002.30x = 198,001.65 × 43,258.70
  4. Step 4: Simplify right side
    132,002.30x = 8,565,293,976.86
  5. Step 5: Solve for x
    x = 8,565,293,976.86/132,002.30
  6. Step 6: Final answer
    x = 64,887.46

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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.