Home / 61,680.30-85,118.17-34,822.18

Finding the Fourth Proportional to 61,680.30, 85,118.17 and 34,822.18

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Solution

The fourth proportional to 61,680.30, 85,118.17 and 34,822.18 is: 48,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,680.30 : 85,118.17 = 34,822.18 : x
  2. Step 2: Convert to fraction form
    61,680.30/85,118.17 = 34,822.18/x
  3. Step 3: Cross multiply
    61,680.30x = 85,118.17 × 34,822.18
  4. Step 4: Simplify right side
    61,680.30x = 2,964,000,237.01
  5. Step 5: Solve for x
    x = 2,964,000,237.01/61,680.30
  6. Step 6: Final answer
    x = 48,054.24

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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.