Home / 150,124.16-207,171.20-83,066.24

Finding the Fourth Proportional to 150,124.16, 207,171.20 and 83,066.24

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Solution

The fourth proportional to 150,124.16, 207,171.20 and 83,066.24 is: 114,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,124.16 : 207,171.20 = 83,066.24 : x
  2. Step 2: Convert to fraction form
    150,124.16/207,171.20 = 83,066.24/x
  3. Step 3: Cross multiply
    150,124.16x = 207,171.20 × 83,066.24
  4. Step 4: Simplify right side
    150,124.16x = 17,208,932,620.29
  5. Step 5: Solve for x
    x = 17,208,932,620.29/150,124.16
  6. Step 6: Final answer
    x = 114,631.33

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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.