Home / 136,952.10-205,428.15-94,961.70

Finding the Fourth Proportional to 136,952.10, 205,428.15 and 94,961.70

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Solution

The fourth proportional to 136,952.10, 205,428.15 and 94,961.70 is: 142,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,952.10 : 205,428.15 = 94,961.70 : x
  2. Step 2: Convert to fraction form
    136,952.10/205,428.15 = 94,961.70/x
  3. Step 3: Cross multiply
    136,952.10x = 205,428.15 × 94,961.70
  4. Step 4: Simplify right side
    136,952.10x = 19,507,806,351.86
  5. Step 5: Solve for x
    x = 19,507,806,351.86/136,952.10
  6. Step 6: Final answer
    x = 142,442.55

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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.