Home / 313,110.06-469,690.45-88,472.35

Finding the Fourth Proportional to 313,110.06, 469,690.45 and 88,472.35

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Solution

The fourth proportional to 313,110.06, 469,690.45 and 88,472.35 is: 132,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,110.06 : 469,690.45 = 88,472.35 : x
  2. Step 2: Convert to fraction form
    313,110.06/469,690.45 = 88,472.35/x
  3. Step 3: Cross multiply
    313,110.06x = 469,690.45 × 88,472.35
  4. Step 4: Simplify right side
    313,110.06x = 41,554,618,249.99
  5. Step 5: Solve for x
    x = 41,554,618,249.99/313,110.06
  6. Step 6: Final answer
    x = 132,715.69

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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.