Home / 114,338.90-171,613.75-58,219.47

Finding the Fourth Proportional to 114,338.90, 171,613.75 and 58,219.47

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Solution

The fourth proportional to 114,338.90, 171,613.75 and 58,219.47 is: 87,382.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,338.90 : 171,613.75 = 58,219.47 : x
  2. Step 2: Convert to fraction form
    114,338.90/171,613.75 = 58,219.47/x
  3. Step 3: Cross multiply
    114,338.90x = 171,613.75 × 58,219.47
  4. Step 4: Simplify right side
    114,338.90x = 9,991,260,711.64
  5. Step 5: Solve for x
    x = 9,991,260,711.64/114,338.90
  6. Step 6: Final answer
    x = 87,382.87

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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.