Home / 135,030.30-202,545.45-132,956.70

Finding the Fourth Proportional to 135,030.30, 202,545.45 and 132,956.70

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Solution

The fourth proportional to 135,030.30, 202,545.45 and 132,956.70 is: 199,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,030.30 : 202,545.45 = 132,956.70 : x
  2. Step 2: Convert to fraction form
    135,030.30/202,545.45 = 132,956.70/x
  3. Step 3: Cross multiply
    135,030.30x = 202,545.45 × 132,956.70
  4. Step 4: Simplify right side
    135,030.30x = 26,929,774,632.02
  5. Step 5: Solve for x
    x = 26,929,774,632.02/135,030.30
  6. Step 6: Final answer
    x = 199,435.05

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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.