Home / 38,965.08-58,453.29-12,302.04

Finding the Fourth Proportional to 38,965.08, 58,453.29 and 12,302.04

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Solution

The fourth proportional to 38,965.08, 58,453.29 and 12,302.04 is: 18,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,965.08 : 58,453.29 = 12,302.04 : x
  2. Step 2: Convert to fraction form
    38,965.08/58,453.29 = 12,302.04/x
  3. Step 3: Cross multiply
    38,965.08x = 58,453.29 × 12,302.04
  4. Step 4: Simplify right side
    38,965.08x = 719,094,711.71
  5. Step 5: Solve for x
    x = 719,094,711.71/38,965.08
  6. Step 6: Final answer
    x = 18,454.85

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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.