Home / 122,482.30-183,723.45-117,816.70

Finding the Fourth Proportional to 122,482.30, 183,723.45 and 117,816.70

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Solution

The fourth proportional to 122,482.30, 183,723.45 and 117,816.70 is: 176,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,482.30 : 183,723.45 = 117,816.70 : x
  2. Step 2: Convert to fraction form
    122,482.30/183,723.45 = 117,816.70/x
  3. Step 3: Cross multiply
    122,482.30x = 183,723.45 × 117,816.70
  4. Step 4: Simplify right side
    122,482.30x = 21,645,690,591.62
  5. Step 5: Solve for x
    x = 21,645,690,591.62/122,482.30
  6. Step 6: Final answer
    x = 176,725.05

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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.