Home / 77,310.16-115,979.82-24,705.52

Finding the Fourth Proportional to 77,310.16, 115,979.82 and 24,705.52

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Solution

The fourth proportional to 77,310.16, 115,979.82 and 24,705.52 is: 37,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310.16 : 115,979.82 = 24,705.52 : x
  2. Step 2: Convert to fraction form
    77,310.16/115,979.82 = 24,705.52/x
  3. Step 3: Cross multiply
    77,310.16x = 115,979.82 × 24,705.52
  4. Step 4: Simplify right side
    77,310.16x = 2,865,341,762.61
  5. Step 5: Solve for x
    x = 2,865,341,762.61/77,310.16
  6. Step 6: Final answer
    x = 37,062.94

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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.