Home / 132,001.90-198,002.85-43,258.30

Finding the Fourth Proportional to 132,001.90, 198,002.85 and 43,258.30

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Solution

The fourth proportional to 132,001.90, 198,002.85 and 43,258.30 is: 64,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.90 : 198,002.85 = 43,258.30 : x
  2. Step 2: Convert to fraction form
    132,001.90/198,002.85 = 43,258.30/x
  3. Step 3: Cross multiply
    132,001.90x = 198,002.85 × 43,258.30
  4. Step 4: Simplify right side
    132,001.90x = 8,565,266,686.16
  5. Step 5: Solve for x
    x = 8,565,266,686.16/132,001.90
  6. Step 6: Final answer
    x = 64,887.45

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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.