Home / 150,140.74-207,269.24-86,466.24

Finding the Fourth Proportional to 150,140.74, 207,269.24 and 86,466.24

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Solution

The fourth proportional to 150,140.74, 207,269.24 and 86,466.24 is: 119,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,140.74 : 207,269.24 = 86,466.24 : x
  2. Step 2: Convert to fraction form
    150,140.74/207,269.24 = 86,466.24/x
  3. Step 3: Cross multiply
    150,140.74x = 207,269.24 × 86,466.24
  4. Step 4: Simplify right side
    150,140.74x = 17,921,791,850.46
  5. Step 5: Solve for x
    x = 17,921,791,850.46/150,140.74
  6. Step 6: Final answer
    x = 119,366.61

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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.