Home / 62,434.33-93,631.96-20,871.61

Finding the Fourth Proportional to 62,434.33, 93,631.96 and 20,871.61

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Solution

The fourth proportional to 62,434.33, 93,631.96 and 20,871.61 is: 31,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,434.33 : 93,631.96 = 20,871.61 : x
  2. Step 2: Convert to fraction form
    62,434.33/93,631.96 = 20,871.61/x
  3. Step 3: Cross multiply
    62,434.33x = 93,631.96 × 20,871.61
  4. Step 4: Simplify right side
    62,434.33x = 1,954,249,752.66
  5. Step 5: Solve for x
    x = 1,954,249,752.66/62,434.33
  6. Step 6: Final answer
    x = 31,300.88

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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.