Home / 76,307.76-114,390.36-41,250.96

Finding the Fourth Proportional to 76,307.76, 114,390.36 and 41,250.96

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Solution

The fourth proportional to 76,307.76, 114,390.36 and 41,250.96 is: 61,837.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,307.76 : 114,390.36 = 41,250.96 : x
  2. Step 2: Convert to fraction form
    76,307.76/114,390.36 = 41,250.96/x
  3. Step 3: Cross multiply
    76,307.76x = 114,390.36 × 41,250.96
  4. Step 4: Simplify right side
    76,307.76x = 4,718,712,164.75
  5. Step 5: Solve for x
    x = 4,718,712,164.75/76,307.76
  6. Step 6: Final answer
    x = 61,837.91

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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.