Home / 179,631.90-247,893.75-99,062.28

Finding the Fourth Proportional to 179,631.90, 247,893.75 and 99,062.28

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Solution

The fourth proportional to 179,631.90, 247,893.75 and 99,062.28 is: 136,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,631.90 : 247,893.75 = 99,062.28 : x
  2. Step 2: Convert to fraction form
    179,631.90/247,893.75 = 99,062.28/x
  3. Step 3: Cross multiply
    179,631.90x = 247,893.75 × 99,062.28
  4. Step 4: Simplify right side
    179,631.90x = 24,556,920,072.75
  5. Step 5: Solve for x
    x = 24,556,920,072.75/179,631.90
  6. Step 6: Final answer
    x = 136,706.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.