Home / 61,915.24-85,443.15-33,620.93

Finding the Fourth Proportional to 61,915.24, 85,443.15 and 33,620.93

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Solution

The fourth proportional to 61,915.24, 85,443.15 and 33,620.93 is: 46,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,915.24 : 85,443.15 = 33,620.93 : x
  2. Step 2: Convert to fraction form
    61,915.24/85,443.15 = 33,620.93/x
  3. Step 3: Cross multiply
    61,915.24x = 85,443.15 × 33,620.93
  4. Step 4: Simplify right side
    61,915.24x = 2,872,678,165.13
  5. Step 5: Solve for x
    x = 2,872,678,165.13/61,915.24
  6. Step 6: Final answer
    x = 46,396.95

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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.