Home / 117,839.60-176,787.08-38,953.80

Finding the Fourth Proportional to 117,839.60, 176,787.08 and 38,953.80

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Solution

The fourth proportional to 117,839.60, 176,787.08 and 38,953.80 is: 58,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,839.60 : 176,787.08 = 38,953.80 : x
  2. Step 2: Convert to fraction form
    117,839.60/176,787.08 = 38,953.80/x
  3. Step 3: Cross multiply
    117,839.60x = 176,787.08 × 38,953.80
  4. Step 4: Simplify right side
    117,839.60x = 6,886,528,556.90
  5. Step 5: Solve for x
    x = 6,886,528,556.90/117,839.60
  6. Step 6: Final answer
    x = 58,439.85

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1.5x scale

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.