Home / 90,520.61-124,925.90-50,233.64

Finding the Fourth Proportional to 90,520.61, 124,925.90 and 50,233.64

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Solution

The fourth proportional to 90,520.61, 124,925.90 and 50,233.64 is: 69,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,520.61 : 124,925.90 = 50,233.64 : x
  2. Step 2: Convert to fraction form
    90,520.61/124,925.90 = 50,233.64/x
  3. Step 3: Cross multiply
    90,520.61x = 124,925.90 × 50,233.64
  4. Step 4: Simplify right side
    90,520.61x = 6,275,481,811.48
  5. Step 5: Solve for x
    x = 6,275,481,811.48/90,520.61
  6. Step 6: Final answer
    x = 69,326.56

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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.