Home / 150,089.36-207,025.07-89,612.73

Finding the Fourth Proportional to 150,089.36, 207,025.07 and 89,612.73

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Solution

The fourth proportional to 150,089.36, 207,025.07 and 89,612.73 is: 123,606.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,089.36 : 207,025.07 = 89,612.73 : x
  2. Step 2: Convert to fraction form
    150,089.36/207,025.07 = 89,612.73/x
  3. Step 3: Cross multiply
    150,089.36x = 207,025.07 × 89,612.73
  4. Step 4: Simplify right side
    150,089.36x = 18,552,081,253.08
  5. Step 5: Solve for x
    x = 18,552,081,253.08/150,089.36
  6. Step 6: Final answer
    x = 123,606.91

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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.