Home / 104,569.18-156,853.40-29,689.34

Finding the Fourth Proportional to 104,569.18, 156,853.40 and 29,689.34

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Solution

The fourth proportional to 104,569.18, 156,853.40 and 29,689.34 is: 44,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,569.18 : 156,853.40 = 29,689.34 : x
  2. Step 2: Convert to fraction form
    104,569.18/156,853.40 = 29,689.34/x
  3. Step 3: Cross multiply
    104,569.18x = 156,853.40 × 29,689.34
  4. Step 4: Simplify right side
    104,569.18x = 4,656,872,990.04
  5. Step 5: Solve for x
    x = 4,656,872,990.04/104,569.18
  6. Step 6: Final answer
    x = 44,533.90

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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.