Home / 134,886.70-202,330.05-129,127.60

Finding the Fourth Proportional to 134,886.70, 202,330.05 and 129,127.60

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Solution

The fourth proportional to 134,886.70, 202,330.05 and 129,127.60 is: 193,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,886.70 : 202,330.05 = 129,127.60 : x
  2. Step 2: Convert to fraction form
    134,886.70/202,330.05 = 129,127.60/x
  3. Step 3: Cross multiply
    134,886.70x = 202,330.05 × 129,127.60
  4. Step 4: Simplify right side
    134,886.70x = 26,126,393,764.38
  5. Step 5: Solve for x
    x = 26,126,393,764.38/134,886.70
  6. Step 6: Final answer
    x = 193,691.40

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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.