Home / 77,348.88-115,826.40-50,973.66

Finding the Fourth Proportional to 77,348.88, 115,826.40 and 50,973.66

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Solution

The fourth proportional to 77,348.88, 115,826.40 and 50,973.66 is: 76,330.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,348.88 : 115,826.40 = 50,973.66 : x
  2. Step 2: Convert to fraction form
    77,348.88/115,826.40 = 50,973.66/x
  3. Step 3: Cross multiply
    77,348.88x = 115,826.40 × 50,973.66
  4. Step 4: Simplify right side
    77,348.88x = 5,904,095,532.62
  5. Step 5: Solve for x
    x = 5,904,095,532.62/77,348.88
  6. Step 6: Final answer
    x = 76,330.72

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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.