Home / 90,470.68-124,847.13-52,228.94

Finding the Fourth Proportional to 90,470.68, 124,847.13 and 52,228.94

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Solution

The fourth proportional to 90,470.68, 124,847.13 and 52,228.94 is: 72,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,470.68 : 124,847.13 = 52,228.94 : x
  2. Step 2: Convert to fraction form
    90,470.68/124,847.13 = 52,228.94/x
  3. Step 3: Cross multiply
    90,470.68x = 124,847.13 × 52,228.94
  4. Step 4: Simplify right side
    90,470.68x = 6,520,633,261.94
  5. Step 5: Solve for x
    x = 6,520,633,261.94/90,470.68
  6. Step 6: Final answer
    x = 72,074.55

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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.