Home / 61,419.16-84,763.44-34,560.10

Finding the Fourth Proportional to 61,419.16, 84,763.44 and 34,560.10

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Solution

The fourth proportional to 61,419.16, 84,763.44 and 34,560.10 is: 47,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,419.16 : 84,763.44 = 34,560.10 : x
  2. Step 2: Convert to fraction form
    61,419.16/84,763.44 = 34,560.10/x
  3. Step 3: Cross multiply
    61,419.16x = 84,763.44 × 34,560.10
  4. Step 4: Simplify right side
    61,419.16x = 2,929,432,962.74
  5. Step 5: Solve for x
    x = 2,929,432,962.74/61,419.16
  6. Step 6: Final answer
    x = 47,695.75

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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.