Home / 112,939.96-169,348.06-52,084.17

Finding the Fourth Proportional to 112,939.96, 169,348.06 and 52,084.17

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Solution

The fourth proportional to 112,939.96, 169,348.06 and 52,084.17 is: 78,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,939.96 : 169,348.06 = 52,084.17 : x
  2. Step 2: Convert to fraction form
    112,939.96/169,348.06 = 52,084.17/x
  3. Step 3: Cross multiply
    112,939.96x = 169,348.06 × 52,084.17
  4. Step 4: Simplify right side
    112,939.96x = 8,820,353,146.21
  5. Step 5: Solve for x
    x = 8,820,353,146.21/112,939.96
  6. Step 6: Final answer
    x = 78,097.72

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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.