Home / 61,017.08-84,202.68-34,159.61

Finding the Fourth Proportional to 61,017.08, 84,202.68 and 34,159.61

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Solution

The fourth proportional to 61,017.08, 84,202.68 and 34,159.61 is: 47,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,017.08 : 84,202.68 = 34,159.61 : x
  2. Step 2: Convert to fraction form
    61,017.08/84,202.68 = 34,159.61/x
  3. Step 3: Cross multiply
    61,017.08x = 84,202.68 × 34,159.61
  4. Step 4: Simplify right side
    61,017.08x = 2,876,330,288.74
  5. Step 5: Solve for x
    x = 2,876,330,288.74/61,017.08
  6. Step 6: Final answer
    x = 47,139.76

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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.