Home / 168,711.48-232,729.74-108,214.83

Finding the Fourth Proportional to 168,711.48, 232,729.74 and 108,214.83

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Solution

The fourth proportional to 168,711.48, 232,729.74 and 108,214.83 is: 149,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,711.48 : 232,729.74 = 108,214.83 : x
  2. Step 2: Convert to fraction form
    168,711.48/232,729.74 = 108,214.83/x
  3. Step 3: Cross multiply
    168,711.48x = 232,729.74 × 108,214.83
  4. Step 4: Simplify right side
    168,711.48x = 25,184,809,250.04
  5. Step 5: Solve for x
    x = 25,184,809,250.04/168,711.48
  6. Step 6: Final answer
    x = 149,277.39

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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.