Home / 175,979.70-263,969.55-57,654.90

Finding the Fourth Proportional to 175,979.70, 263,969.55 and 57,654.90

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Solution

The fourth proportional to 175,979.70, 263,969.55 and 57,654.90 is: 86,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,979.70 : 263,969.55 = 57,654.90 : x
  2. Step 2: Convert to fraction form
    175,979.70/263,969.55 = 57,654.90/x
  3. Step 3: Cross multiply
    175,979.70x = 263,969.55 × 57,654.90
  4. Step 4: Simplify right side
    175,979.70x = 15,219,138,008.30
  5. Step 5: Solve for x
    x = 15,219,138,008.30/175,979.70
  6. Step 6: Final answer
    x = 86,482.35

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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.