Home / 60,439.08-90,668.34-25,388.76

Finding the Fourth Proportional to 60,439.08, 90,668.34 and 25,388.76

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Solution

The fourth proportional to 60,439.08, 90,668.34 and 25,388.76 is: 38,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,439.08 : 90,668.34 = 25,388.76 : x
  2. Step 2: Convert to fraction form
    60,439.08/90,668.34 = 25,388.76/x
  3. Step 3: Cross multiply
    60,439.08x = 90,668.34 × 25,388.76
  4. Step 4: Simplify right side
    60,439.08x = 2,301,956,723.86
  5. Step 5: Solve for x
    x = 2,301,956,723.86/60,439.08
  6. Step 6: Final answer
    x = 38,087.22

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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.