Home / 104,565.04-156,848.08-25,679.28

Finding the Fourth Proportional to 104,565.04, 156,848.08 and 25,679.28

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Solution

The fourth proportional to 104,565.04, 156,848.08 and 25,679.28 is: 38,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,565.04 : 156,848.08 = 25,679.28 : x
  2. Step 2: Convert to fraction form
    104,565.04/156,848.08 = 25,679.28/x
  3. Step 3: Cross multiply
    104,565.04x = 156,848.08 × 25,679.28
  4. Step 4: Simplify right side
    104,565.04x = 4,027,745,763.78
  5. Step 5: Solve for x
    x = 4,027,745,763.78/104,565.04
  6. Step 6: Final answer
    x = 38,519.05

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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.