Home / 63,211.68-87,232.41-34,531.74

Finding the Fourth Proportional to 63,211.68, 87,232.41 and 34,531.74

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Solution

The fourth proportional to 63,211.68, 87,232.41 and 34,531.74 is: 47,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,211.68 : 87,232.41 = 34,531.74 : x
  2. Step 2: Convert to fraction form
    63,211.68/87,232.41 = 34,531.74/x
  3. Step 3: Cross multiply
    63,211.68x = 87,232.41 × 34,531.74
  4. Step 4: Simplify right side
    63,211.68x = 3,012,286,901.69
  5. Step 5: Solve for x
    x = 3,012,286,901.69/63,211.68
  6. Step 6: Final answer
    x = 47,653.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.