Home / 176,550.29-243,638.37-100,083.80

Finding the Fourth Proportional to 176,550.29, 243,638.37 and 100,083.80

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Solution

The fourth proportional to 176,550.29, 243,638.37 and 100,083.80 is: 138,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,550.29 : 243,638.37 = 100,083.80 : x
  2. Step 2: Convert to fraction form
    176,550.29/243,638.37 = 100,083.80/x
  3. Step 3: Cross multiply
    176,550.29x = 243,638.37 × 100,083.80
  4. Step 4: Simplify right side
    176,550.29x = 24,384,253,895.41
  5. Step 5: Solve for x
    x = 24,384,253,895.41/176,550.29
  6. Step 6: Final answer
    x = 138,115.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.