Home / 117,934.40-176,912.40-47,799.20

Finding the Fourth Proportional to 117,934.40, 176,912.40 and 47,799.20

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Solution

The fourth proportional to 117,934.40, 176,912.40 and 47,799.20 is: 71,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,934.40 : 176,912.40 = 47,799.20 : x
  2. Step 2: Convert to fraction form
    117,934.40/176,912.40 = 47,799.20/x
  3. Step 3: Cross multiply
    117,934.40x = 176,912.40 × 47,799.20
  4. Step 4: Simplify right side
    117,934.40x = 8,456,271,190.08
  5. Step 5: Solve for x
    x = 8,456,271,190.08/117,934.40
  6. Step 6: Final answer
    x = 71,703.18

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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.