Home / 132,227.40-198,389.70-53,349.60

Finding the Fourth Proportional to 132,227.40, 198,389.70 and 53,349.60

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Solution

The fourth proportional to 132,227.40, 198,389.70 and 53,349.60 is: 80,044.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,227.40 : 198,389.70 = 53,349.60 : x
  2. Step 2: Convert to fraction form
    132,227.40/198,389.70 = 53,349.60/x
  3. Step 3: Cross multiply
    132,227.40x = 198,389.70 × 53,349.60
  4. Step 4: Simplify right side
    132,227.40x = 10,584,011,139.12
  5. Step 5: Solve for x
    x = 10,584,011,139.12/132,227.40
  6. Step 6: Final answer
    x = 80,044.01

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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.