Home / 117,123.64-175,718.70-47,052.20

Finding the Fourth Proportional to 117,123.64, 175,718.70 and 47,052.20

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Solution

The fourth proportional to 117,123.64, 175,718.70 and 47,052.20 is: 70,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,123.64 : 175,718.70 = 47,052.20 : x
  2. Step 2: Convert to fraction form
    117,123.64/175,718.70 = 47,052.20/x
  3. Step 3: Cross multiply
    117,123.64x = 175,718.70 × 47,052.20
  4. Step 4: Simplify right side
    117,123.64x = 8,267,951,416.14
  5. Step 5: Solve for x
    x = 8,267,951,416.14/117,123.64
  6. Step 6: Final answer
    x = 70,591.65

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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.