Home / 88,412.48-132,617.41-21,852.62

Finding the Fourth Proportional to 88,412.48, 132,617.41 and 21,852.62

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Solution

The fourth proportional to 88,412.48, 132,617.41 and 21,852.62 is: 32,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,412.48 : 132,617.41 = 21,852.62 : x
  2. Step 2: Convert to fraction form
    88,412.48/132,617.41 = 21,852.62/x
  3. Step 3: Cross multiply
    88,412.48x = 132,617.41 × 21,852.62
  4. Step 4: Simplify right side
    88,412.48x = 2,898,037,866.11
  5. Step 5: Solve for x
    x = 2,898,037,866.11/88,412.48
  6. Step 6: Final answer
    x = 32,778.61

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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.