Home / 136,574.50-204,920.85-73,320.82

Finding the Fourth Proportional to 136,574.50, 204,920.85 and 73,320.82

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Solution

The fourth proportional to 136,574.50, 204,920.85 and 73,320.82 is: 110,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,574.50 : 204,920.85 = 73,320.82 : x
  2. Step 2: Convert to fraction form
    136,574.50/204,920.85 = 73,320.82/x
  3. Step 3: Cross multiply
    136,574.50x = 204,920.85 × 73,320.82
  4. Step 4: Simplify right side
    136,574.50x = 15,024,964,757.10
  5. Step 5: Solve for x
    x = 15,024,964,757.10/136,574.50
  6. Step 6: Final answer
    x = 110,012.96

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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.