Home / 104,607.11-156,909.30-25,722.02

Finding the Fourth Proportional to 104,607.11, 156,909.30 and 25,722.02

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Solution

The fourth proportional to 104,607.11, 156,909.30 and 25,722.02 is: 38,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,607.11 : 156,909.30 = 25,722.02 : x
  2. Step 2: Convert to fraction form
    104,607.11/156,909.30 = 25,722.02/x
  3. Step 3: Cross multiply
    104,607.11x = 156,909.30 × 25,722.02
  4. Step 4: Simplify right side
    104,607.11x = 4,036,024,152.79
  5. Step 5: Solve for x
    x = 4,036,024,152.79/104,607.11
  6. Step 6: Final answer
    x = 38,582.69

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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.