Home / 62,423.90-86,139.03-35,565.72

Finding the Fourth Proportional to 62,423.90, 86,139.03 and 35,565.72

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Solution

The fourth proportional to 62,423.90, 86,139.03 and 35,565.72 is: 49,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,423.90 : 86,139.03 = 35,565.72 : x
  2. Step 2: Convert to fraction form
    62,423.90/86,139.03 = 35,565.72/x
  3. Step 3: Cross multiply
    62,423.90x = 86,139.03 × 35,565.72
  4. Step 4: Simplify right side
    62,423.90x = 3,063,596,622.05
  5. Step 5: Solve for x
    x = 3,063,596,622.05/62,423.90
  6. Step 6: Final answer
    x = 49,077.30

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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.