Home / 150,028.92-207,061.65-86,366.16

Finding the Fourth Proportional to 150,028.92, 207,061.65 and 86,366.16

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Solution

The fourth proportional to 150,028.92, 207,061.65 and 86,366.16 is: 119,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,028.92 : 207,061.65 = 86,366.16 : x
  2. Step 2: Convert to fraction form
    150,028.92/207,061.65 = 86,366.16/x
  3. Step 3: Cross multiply
    150,028.92x = 207,061.65 × 86,366.16
  4. Step 4: Simplify right side
    150,028.92x = 17,883,119,593.76
  5. Step 5: Solve for x
    x = 17,883,119,593.76/150,028.92
  6. Step 6: Final answer
    x = 119,197.82

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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.