Home / 63,435.46-95,154.74-21,316.15

Finding the Fourth Proportional to 63,435.46, 95,154.74 and 21,316.15

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Solution

The fourth proportional to 63,435.46, 95,154.74 and 21,316.15 is: 31,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,435.46 : 95,154.74 = 21,316.15 : x
  2. Step 2: Convert to fraction form
    63,435.46/95,154.74 = 21,316.15/x
  3. Step 3: Cross multiply
    63,435.46x = 95,154.74 × 21,316.15
  4. Step 4: Simplify right side
    63,435.46x = 2,028,332,869.00
  5. Step 5: Solve for x
    x = 2,028,332,869.00/63,435.46
  6. Step 6: Final answer
    x = 31,974.75

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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.