Home / 76,702.52-115,072.24-24,111.96

Finding the Fourth Proportional to 76,702.52, 115,072.24 and 24,111.96

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Solution

The fourth proportional to 76,702.52, 115,072.24 and 24,111.96 is: 36,173.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,702.52 : 115,072.24 = 24,111.96 : x
  2. Step 2: Convert to fraction form
    76,702.52/115,072.24 = 24,111.96/x
  3. Step 3: Cross multiply
    76,702.52x = 115,072.24 × 24,111.96
  4. Step 4: Simplify right side
    76,702.52x = 2,774,617,247.99
  5. Step 5: Solve for x
    x = 2,774,617,247.99/76,702.52
  6. Step 6: Final answer
    x = 36,173.74

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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.