Home / 52,454.25-78,624.14-25,818.57

Finding the Fourth Proportional to 52,454.25, 78,624.14 and 25,818.57

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Solution

The fourth proportional to 52,454.25, 78,624.14 and 25,818.57 is: 38,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,454.25 : 78,624.14 = 25,818.57 : x
  2. Step 2: Convert to fraction form
    52,454.25/78,624.14 = 25,818.57/x
  3. Step 3: Cross multiply
    52,454.25x = 78,624.14 × 25,818.57
  4. Step 4: Simplify right side
    52,454.25x = 2,029,962,733.19
  5. Step 5: Solve for x
    x = 2,029,962,733.19/52,454.25
  6. Step 6: Final answer
    x = 38,699.68

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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.