Home / 104,130.96-156,130.82-88,341.52

Finding the Fourth Proportional to 104,130.96, 156,130.82 and 88,341.52

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Solution

The fourth proportional to 104,130.96, 156,130.82 and 88,341.52 is: 132,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,130.96 : 156,130.82 = 88,341.52 : x
  2. Step 2: Convert to fraction form
    104,130.96/156,130.82 = 88,341.52/x
  3. Step 3: Cross multiply
    104,130.96x = 156,130.82 × 88,341.52
  4. Step 4: Simplify right side
    104,130.96x = 13,792,833,957.65
  5. Step 5: Solve for x
    x = 13,792,833,957.65/104,130.96
  6. Step 6: Final answer
    x = 132,456.61

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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.