Home / 38,549.94-57,834.06-12,254.70

Finding the Fourth Proportional to 38,549.94, 57,834.06 and 12,254.70

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Solution

The fourth proportional to 38,549.94, 57,834.06 and 12,254.70 is: 18,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,549.94 : 57,834.06 = 12,254.70 : x
  2. Step 2: Convert to fraction form
    38,549.94/57,834.06 = 12,254.70/x
  3. Step 3: Cross multiply
    38,549.94x = 57,834.06 × 12,254.70
  4. Step 4: Simplify right side
    38,549.94x = 708,739,055.08
  5. Step 5: Solve for x
    x = 708,739,055.08/38,549.94
  6. Step 6: Final answer
    x = 18,384.96

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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.