Home / 179,780.16-248,096.43-99,207.66

Finding the Fourth Proportional to 179,780.16, 248,096.43 and 99,207.66

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Solution

The fourth proportional to 179,780.16, 248,096.43 and 99,207.66 is: 136,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.16 : 248,096.43 = 99,207.66 : x
  2. Step 2: Convert to fraction form
    179,780.16/248,096.43 = 99,207.66/x
  3. Step 3: Cross multiply
    179,780.16x = 248,096.43 × 99,207.66
  4. Step 4: Simplify right side
    179,780.16x = 24,613,066,274.65
  5. Step 5: Solve for x
    x = 24,613,066,274.65/179,780.16
  6. Step 6: Final answer
    x = 136,906.47

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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.