Home / 104,612.49-156,917.36-25,727.40

Finding the Fourth Proportional to 104,612.49, 156,917.36 and 25,727.40

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Solution

The fourth proportional to 104,612.49, 156,917.36 and 25,727.40 is: 38,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,612.49 : 156,917.36 = 25,727.40 : x
  2. Step 2: Convert to fraction form
    104,612.49/156,917.36 = 25,727.40/x
  3. Step 3: Cross multiply
    104,612.49x = 156,917.36 × 25,727.40
  4. Step 4: Simplify right side
    104,612.49x = 4,037,075,687.66
  5. Step 5: Solve for x
    x = 4,037,075,687.66/104,612.49
  6. Step 6: Final answer
    x = 38,590.76

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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.