Home / 168,589.40-232,677.73-100,609.23

Finding the Fourth Proportional to 168,589.40, 232,677.73 and 100,609.23

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Solution

The fourth proportional to 168,589.40, 232,677.73 and 100,609.23 is: 138,855.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,589.40 : 232,677.73 = 100,609.23 : x
  2. Step 2: Convert to fraction form
    168,589.40/232,677.73 = 100,609.23/x
  3. Step 3: Cross multiply
    168,589.40x = 232,677.73 × 100,609.23
  4. Step 4: Simplify right side
    168,589.40x = 23,409,528,251.75
  5. Step 5: Solve for x
    x = 23,409,528,251.75/168,589.40
  6. Step 6: Final answer
    x = 138,855.28

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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.