Home / 117,932.40-176,920.20-47,818.80

Finding the Fourth Proportional to 117,932.40, 176,920.20 and 47,818.80

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Solution

The fourth proportional to 117,932.40, 176,920.20 and 47,818.80 is: 71,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,932.40 : 176,920.20 = 47,818.80 : x
  2. Step 2: Convert to fraction form
    117,932.40/176,920.20 = 47,818.80/x
  3. Step 3: Cross multiply
    117,932.40x = 176,920.20 × 47,818.80
  4. Step 4: Simplify right side
    117,932.40x = 8,460,111,659.76
  5. Step 5: Solve for x
    x = 8,460,111,659.76/117,932.40
  6. Step 6: Final answer
    x = 71,736.96

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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.