Home / 114,221.41-170,514.59-99,278.73

Finding the Fourth Proportional to 114,221.41, 170,514.59 and 99,278.73

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Solution

The fourth proportional to 114,221.41, 170,514.59 and 99,278.73 is: 148,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,221.41 : 170,514.59 = 99,278.73 : x
  2. Step 2: Convert to fraction form
    114,221.41/170,514.59 = 99,278.73/x
  3. Step 3: Cross multiply
    114,221.41x = 170,514.59 × 99,278.73
  4. Step 4: Simplify right side
    114,221.41x = 16,928,471,445.28
  5. Step 5: Solve for x
    x = 16,928,471,445.28/114,221.41
  6. Step 6: Final answer
    x = 148,207.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.