Home / 136,760.13-205,140.24-36,920.23

Finding the Fourth Proportional to 136,760.13, 205,140.24 and 36,920.23

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Solution

The fourth proportional to 136,760.13, 205,140.24 and 36,920.23 is: 55,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,760.13 : 205,140.24 = 36,920.23 : x
  2. Step 2: Convert to fraction form
    136,760.13/205,140.24 = 36,920.23/x
  3. Step 3: Cross multiply
    136,760.13x = 205,140.24 × 36,920.23
  4. Step 4: Simplify right side
    136,760.13x = 7,573,824,330.20
  5. Step 5: Solve for x
    x = 7,573,824,330.20/136,760.13
  6. Step 6: Final answer
    x = 55,380.35

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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.