Home / 39,125.04-58,675.28-12,823.92

Finding the Fourth Proportional to 39,125.04, 58,675.28 and 12,823.92

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Solution

The fourth proportional to 39,125.04, 58,675.28 and 12,823.92 is: 19,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.04 : 58,675.28 = 12,823.92 : x
  2. Step 2: Convert to fraction form
    39,125.04/58,675.28 = 12,823.92/x
  3. Step 3: Cross multiply
    39,125.04x = 58,675.28 × 12,823.92
  4. Step 4: Simplify right side
    39,125.04x = 752,447,096.70
  5. Step 5: Solve for x
    x = 752,447,096.70/39,125.04
  6. Step 6: Final answer
    x = 19,231.86

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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.