Home / 148,407.17-204,832.80-136,451.57

Finding the Fourth Proportional to 148,407.17, 204,832.80 and 136,451.57

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Solution

The fourth proportional to 148,407.17, 204,832.80 and 136,451.57 is: 188,331.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,407.17 : 204,832.80 = 136,451.57 : x
  2. Step 2: Convert to fraction form
    148,407.17/204,832.80 = 136,451.57/x
  3. Step 3: Cross multiply
    148,407.17x = 204,832.80 × 136,451.57
  4. Step 4: Simplify right side
    148,407.17x = 27,949,756,123.33
  5. Step 5: Solve for x
    x = 27,949,756,123.33/148,407.17
  6. Step 6: Final answer
    x = 188,331.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.