Home / 150,024.12-207,123.12-93,512.04

Finding the Fourth Proportional to 150,024.12, 207,123.12 and 93,512.04

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Solution

The fourth proportional to 150,024.12, 207,123.12 and 93,512.04 is: 129,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,024.12 : 207,123.12 = 93,512.04 : x
  2. Step 2: Convert to fraction form
    150,024.12/207,123.12 = 93,512.04/x
  3. Step 3: Cross multiply
    150,024.12x = 207,123.12 × 93,512.04
  4. Step 4: Simplify right side
    150,024.12x = 19,368,505,482.36
  5. Step 5: Solve for x
    x = 19,368,505,482.36/150,024.12
  6. Step 6: Final answer
    x = 129,102.61

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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.