Home / 104,430.08-156,644.40-25,545.44

Finding the Fourth Proportional to 104,430.08, 156,644.40 and 25,545.44

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Solution

The fourth proportional to 104,430.08, 156,644.40 and 25,545.44 is: 38,317.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,430.08 : 156,644.40 = 25,545.44 : x
  2. Step 2: Convert to fraction form
    104,430.08/156,644.40 = 25,545.44/x
  3. Step 3: Cross multiply
    104,430.08x = 156,644.40 × 25,545.44
  4. Step 4: Simplify right side
    104,430.08x = 4,001,550,121.54
  5. Step 5: Solve for x
    x = 4,001,550,121.54/104,430.08
  6. Step 6: Final answer
    x = 38,317.98

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1.5x scale

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.