Home / 150,168.60-207,212.22-89,726.48

Finding the Fourth Proportional to 150,168.60, 207,212.22 and 89,726.48

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Solution

The fourth proportional to 150,168.60, 207,212.22 and 89,726.48 is: 123,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,168.60 : 207,212.22 = 89,726.48 : x
  2. Step 2: Convert to fraction form
    150,168.60/207,212.22 = 89,726.48/x
  3. Step 3: Cross multiply
    150,168.60x = 207,212.22 × 89,726.48
  4. Step 4: Simplify right side
    150,168.60x = 18,592,422,077.52
  5. Step 5: Solve for x
    x = 18,592,422,077.52/150,168.60
  6. Step 6: Final answer
    x = 123,810.32

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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.