Home / 56,732.85-85,099.28-31,849.65

Finding the Fourth Proportional to 56,732.85, 85,099.28 and 31,849.65

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Solution

The fourth proportional to 56,732.85, 85,099.28 and 31,849.65 is: 47,774.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,732.85 : 85,099.28 = 31,849.65 : x
  2. Step 2: Convert to fraction form
    56,732.85/85,099.28 = 31,849.65/x
  3. Step 3: Cross multiply
    56,732.85x = 85,099.28 × 31,849.65
  4. Step 4: Simplify right side
    56,732.85x = 2,710,382,124.00
  5. Step 5: Solve for x
    x = 2,710,382,124.00/56,732.85
  6. Step 6: Final answer
    x = 47,774.48

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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.