Home / 150,629.34-207,886.23-83,565.66

Finding the Fourth Proportional to 150,629.34, 207,886.23 and 83,565.66

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Solution

The fourth proportional to 150,629.34, 207,886.23 and 83,565.66 is: 115,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,629.34 : 207,886.23 = 83,565.66 : x
  2. Step 2: Convert to fraction form
    150,629.34/207,886.23 = 83,565.66/x
  3. Step 3: Cross multiply
    150,629.34x = 207,886.23 × 83,565.66
  4. Step 4: Simplify right side
    150,629.34x = 17,372,150,014.86
  5. Step 5: Solve for x
    x = 17,372,150,014.86/150,629.34
  6. Step 6: Final answer
    x = 115,330.45

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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.