Home / 62,854.90-86,738.34-34,174.15

Finding the Fourth Proportional to 62,854.90, 86,738.34 and 34,174.15

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Solution

The fourth proportional to 62,854.90, 86,738.34 and 34,174.15 is: 47,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,854.90 : 86,738.34 = 34,174.15 : x
  2. Step 2: Convert to fraction form
    62,854.90/86,738.34 = 34,174.15/x
  3. Step 3: Cross multiply
    62,854.90x = 86,738.34 × 34,174.15
  4. Step 4: Simplify right side
    62,854.90x = 2,964,209,041.91
  5. Step 5: Solve for x
    x = 2,964,209,041.91/62,854.90
  6. Step 6: Final answer
    x = 47,159.55

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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.