Home / 60,400.54-90,565.03-18,267.85

Finding the Fourth Proportional to 60,400.54, 90,565.03 and 18,267.85

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Solution

The fourth proportional to 60,400.54, 90,565.03 and 18,267.85 is: 27,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,400.54 : 90,565.03 = 18,267.85 : x
  2. Step 2: Convert to fraction form
    60,400.54/90,565.03 = 18,267.85/x
  3. Step 3: Cross multiply
    60,400.54x = 90,565.03 × 18,267.85
  4. Step 4: Simplify right side
    60,400.54x = 1,654,428,383.29
  5. Step 5: Solve for x
    x = 1,654,428,383.29/60,400.54
  6. Step 6: Final answer
    x = 27,390.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.