Home / 61,815.95-85,306.02-33,521.66

Finding the Fourth Proportional to 61,815.95, 85,306.02 and 33,521.66

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Solution

The fourth proportional to 61,815.95, 85,306.02 and 33,521.66 is: 46,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,815.95 : 85,306.02 = 33,521.66 : x
  2. Step 2: Convert to fraction form
    61,815.95/85,306.02 = 33,521.66/x
  3. Step 3: Cross multiply
    61,815.95x = 85,306.02 × 33,521.66
  4. Step 4: Simplify right side
    61,815.95x = 2,859,599,398.39
  5. Step 5: Solve for x
    x = 2,859,599,398.39/61,815.95
  6. Step 6: Final answer
    x = 46,259.90

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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.