Home / 90,367.52-124,707.18-50,087.34

Finding the Fourth Proportional to 90,367.52, 124,707.18 and 50,087.34

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Solution

The fourth proportional to 90,367.52, 124,707.18 and 50,087.34 is: 69,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,367.52 : 124,707.18 = 50,087.34 : x
  2. Step 2: Convert to fraction form
    90,367.52/124,707.18 = 50,087.34/x
  3. Step 3: Cross multiply
    90,367.52x = 124,707.18 × 50,087.34
  4. Step 4: Simplify right side
    90,367.52x = 6,246,251,086.34
  5. Step 5: Solve for x
    x = 6,246,251,086.34/90,367.52
  6. Step 6: Final answer
    x = 69,120.53

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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.