Home / 61,722.30-92,554.23-28,432.53

Finding the Fourth Proportional to 61,722.30, 92,554.23 and 28,432.53

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Solution

The fourth proportional to 61,722.30, 92,554.23 and 28,432.53 is: 42,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,722.30 : 92,554.23 = 28,432.53 : x
  2. Step 2: Convert to fraction form
    61,722.30/92,554.23 = 28,432.53/x
  3. Step 3: Cross multiply
    61,722.30x = 92,554.23 × 28,432.53
  4. Step 4: Simplify right side
    61,722.30x = 2,631,550,921.10
  5. Step 5: Solve for x
    x = 2,631,550,921.10/61,722.30
  6. Step 6: Final answer
    x = 42,635.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.