Home / 168,445.62-232,348.77-107,953.74

Finding the Fourth Proportional to 168,445.62, 232,348.77 and 107,953.74

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Solution

The fourth proportional to 168,445.62, 232,348.77 and 107,953.74 is: 148,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,445.62 : 232,348.77 = 107,953.74 : x
  2. Step 2: Convert to fraction form
    168,445.62/232,348.77 = 107,953.74/x
  3. Step 3: Cross multiply
    168,445.62x = 232,348.77 × 107,953.74
  4. Step 4: Simplify right side
    168,445.62x = 25,082,918,705.90
  5. Step 5: Solve for x
    x = 25,082,918,705.90/168,445.62
  6. Step 6: Final answer
    x = 148,908.11

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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.