Home / 261,331.20-360,626.85-148,151.52

Finding the Fourth Proportional to 261,331.20, 360,626.85 and 148,151.52

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Solution

The fourth proportional to 261,331.20, 360,626.85 and 148,151.52 is: 204,443.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,331.20 : 360,626.85 = 148,151.52 : x
  2. Step 2: Convert to fraction form
    261,331.20/360,626.85 = 148,151.52/x
  3. Step 3: Cross multiply
    261,331.20x = 360,626.85 × 148,151.52
  4. Step 4: Simplify right side
    261,331.20x = 53,427,415,980.31
  5. Step 5: Solve for x
    x = 53,427,415,980.31/261,331.20
  6. Step 6: Final answer
    x = 204,443.31

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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.