Home / 61,423.30-84,763.13-34,565.80

Finding the Fourth Proportional to 61,423.30, 84,763.13 and 34,565.80

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Solution

The fourth proportional to 61,423.30, 84,763.13 and 34,565.80 is: 47,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,423.30 : 84,763.13 = 34,565.80 : x
  2. Step 2: Convert to fraction form
    61,423.30/84,763.13 = 34,565.80/x
  3. Step 3: Cross multiply
    61,423.30x = 84,763.13 × 34,565.80
  4. Step 4: Simplify right side
    61,423.30x = 2,929,905,398.95
  5. Step 5: Solve for x
    x = 2,929,905,398.95/61,423.30
  6. Step 6: Final answer
    x = 47,700.23

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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.