Home / 51,631.83-77,438.54-32,856.14

Finding the Fourth Proportional to 51,631.83, 77,438.54 and 32,856.14

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Solution

The fourth proportional to 51,631.83, 77,438.54 and 32,856.14 is: 49,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.83 : 77,438.54 = 32,856.14 : x
  2. Step 2: Convert to fraction form
    51,631.83/77,438.54 = 32,856.14/x
  3. Step 3: Cross multiply
    51,631.83x = 77,438.54 × 32,856.14
  4. Step 4: Simplify right side
    51,631.83x = 2,544,330,960.16
  5. Step 5: Solve for x
    x = 2,544,330,960.16/51,631.83
  6. Step 6: Final answer
    x = 49,278.34

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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.