Home / 63,423.60-87,527.42-35,129.22

Finding the Fourth Proportional to 63,423.60, 87,527.42 and 35,129.22

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Solution

The fourth proportional to 63,423.60, 87,527.42 and 35,129.22 is: 48,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,423.60 : 87,527.42 = 35,129.22 : x
  2. Step 2: Convert to fraction form
    63,423.60/87,527.42 = 35,129.22/x
  3. Step 3: Cross multiply
    63,423.60x = 87,527.42 × 35,129.22
  4. Step 4: Simplify right side
    63,423.60x = 3,074,769,993.21
  5. Step 5: Solve for x
    x = 3,074,769,993.21/63,423.60
  6. Step 6: Final answer
    x = 48,479.90

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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.