Home / 132,877.60-199,316.40-127,693.60

Finding the Fourth Proportional to 132,877.60, 199,316.40 and 127,693.60

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Solution

The fourth proportional to 132,877.60, 199,316.40 and 127,693.60 is: 191,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,877.60 : 199,316.40 = 127,693.60 : x
  2. Step 2: Convert to fraction form
    132,877.60/199,316.40 = 127,693.60/x
  3. Step 3: Cross multiply
    132,877.60x = 199,316.40 × 127,693.60
  4. Step 4: Simplify right side
    132,877.60x = 25,451,428,655.04
  5. Step 5: Solve for x
    x = 25,451,428,655.04/132,877.60
  6. Step 6: Final answer
    x = 191,540.40

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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.