Home / 104,237.10-156,355.77-25,350.78

Finding the Fourth Proportional to 104,237.10, 156,355.77 and 25,350.78

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Solution

The fourth proportional to 104,237.10, 156,355.77 and 25,350.78 is: 38,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,237.10 : 156,355.77 = 25,350.78 : x
  2. Step 2: Convert to fraction form
    104,237.10/156,355.77 = 25,350.78/x
  3. Step 3: Cross multiply
    104,237.10x = 156,355.77 × 25,350.78
  4. Step 4: Simplify right side
    104,237.10x = 3,963,740,727.00
  5. Step 5: Solve for x
    x = 3,963,740,727.00/104,237.10
  6. Step 6: Final answer
    x = 38,026.20

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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.