Home / 195,423.70-293,135.55-132,438.10

Finding the Fourth Proportional to 195,423.70, 293,135.55 and 132,438.10

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Solution

The fourth proportional to 195,423.70, 293,135.55 and 132,438.10 is: 198,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,423.70 : 293,135.55 = 132,438.10 : x
  2. Step 2: Convert to fraction form
    195,423.70/293,135.55 = 132,438.10/x
  3. Step 3: Cross multiply
    195,423.70x = 293,135.55 × 132,438.10
  4. Step 4: Simplify right side
    195,423.70x = 38,822,315,284.46
  5. Step 5: Solve for x
    x = 38,822,315,284.46/195,423.70
  6. Step 6: Final answer
    x = 198,657.15

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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.