Home / 150,240.32-207,317.28-89,798.96

Finding the Fourth Proportional to 150,240.32, 207,317.28 and 89,798.96

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Solution

The fourth proportional to 150,240.32, 207,317.28 and 89,798.96 is: 123,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,240.32 : 207,317.28 = 89,798.96 : x
  2. Step 2: Convert to fraction form
    150,240.32/207,317.28 = 89,798.96/x
  3. Step 3: Cross multiply
    150,240.32x = 207,317.28 × 89,798.96
  4. Step 4: Simplify right side
    150,240.32x = 18,616,876,134.03
  5. Step 5: Solve for x
    x = 18,616,876,134.03/150,240.32
  6. Step 6: Final answer
    x = 123,913.98

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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.