Home / 175,818.98-263,552.07-87,136.90

Finding the Fourth Proportional to 175,818.98, 263,552.07 and 87,136.90

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Solution

The fourth proportional to 175,818.98, 263,552.07 and 87,136.90 is: 130,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,818.98 : 263,552.07 = 87,136.90 : x
  2. Step 2: Convert to fraction form
    175,818.98/263,552.07 = 87,136.90/x
  3. Step 3: Cross multiply
    175,818.98x = 263,552.07 × 87,136.90
  4. Step 4: Simplify right side
    175,818.98x = 22,965,110,368.38
  5. Step 5: Solve for x
    x = 22,965,110,368.38/175,818.98
  6. Step 6: Final answer
    x = 130,617.93

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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.