Home / 104,569.54-156,854.83-25,683.78

Finding the Fourth Proportional to 104,569.54, 156,854.83 and 25,683.78

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Solution

The fourth proportional to 104,569.54, 156,854.83 and 25,683.78 is: 38,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,569.54 : 156,854.83 = 25,683.78 : x
  2. Step 2: Convert to fraction form
    104,569.54/156,854.83 = 25,683.78/x
  3. Step 3: Cross multiply
    104,569.54x = 156,854.83 × 25,683.78
  4. Step 4: Simplify right side
    104,569.54x = 4,028,624,945.66
  5. Step 5: Solve for x
    x = 4,028,624,945.66/104,569.54
  6. Step 6: Final answer
    x = 38,525.80

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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.