Home / 176,181.90-243,142.98-99,701.04

Finding the Fourth Proportional to 176,181.90, 243,142.98 and 99,701.04

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Solution

The fourth proportional to 176,181.90, 243,142.98 and 99,701.04 is: 137,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,181.90 : 243,142.98 = 99,701.04 : x
  2. Step 2: Convert to fraction form
    176,181.90/243,142.98 = 99,701.04/x
  3. Step 3: Cross multiply
    176,181.90x = 243,142.98 × 99,701.04
  4. Step 4: Simplify right side
    176,181.90x = 24,241,607,974.70
  5. Step 5: Solve for x
    x = 24,241,607,974.70/176,181.90
  6. Step 6: Final answer
    x = 137,594.20

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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.