Home / 117,895.20-176,885.04-58,725.60

Finding the Fourth Proportional to 117,895.20, 176,885.04 and 58,725.60

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Solution

The fourth proportional to 117,895.20, 176,885.04 and 58,725.60 is: 88,109.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,895.20 : 176,885.04 = 58,725.60 : x
  2. Step 2: Convert to fraction form
    117,895.20/176,885.04 = 58,725.60/x
  3. Step 3: Cross multiply
    117,895.20x = 176,885.04 × 58,725.60
  4. Step 4: Simplify right side
    117,895.20x = 10,387,680,105.02
  5. Step 5: Solve for x
    x = 10,387,680,105.02/117,895.20
  6. Step 6: Final answer
    x = 88,109.44

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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.