Home / 76,063.32-114,065.82-52,618.68

Finding the Fourth Proportional to 76,063.32, 114,065.82 and 52,618.68

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Solution

The fourth proportional to 76,063.32, 114,065.82 and 52,618.68 is: 78,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,063.32 : 114,065.82 = 52,618.68 : x
  2. Step 2: Convert to fraction form
    76,063.32/114,065.82 = 52,618.68/x
  3. Step 3: Cross multiply
    76,063.32x = 114,065.82 × 52,618.68
  4. Step 4: Simplify right side
    76,063.32x = 6,001,992,881.52
  5. Step 5: Solve for x
    x = 6,001,992,881.52/76,063.32
  6. Step 6: Final answer
    x = 78,907.85

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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.