Home / 150,124.70-207,170.54-83,057.18

Finding the Fourth Proportional to 150,124.70, 207,170.54 and 83,057.18

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Solution

The fourth proportional to 150,124.70, 207,170.54 and 83,057.18 is: 114,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,124.70 : 207,170.54 = 83,057.18 : x
  2. Step 2: Convert to fraction form
    150,124.70/207,170.54 = 83,057.18/x
  3. Step 3: Cross multiply
    150,124.70x = 207,170.54 × 83,057.18
  4. Step 4: Simplify right side
    150,124.70x = 17,207,000,831.48
  5. Step 5: Solve for x
    x = 17,207,000,831.48/150,124.70
  6. Step 6: Final answer
    x = 114,618.05

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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.