Home / 136,590.09-204,884.42-36,742.16

Finding the Fourth Proportional to 136,590.09, 204,884.42 and 36,742.16

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Solution

The fourth proportional to 136,590.09, 204,884.42 and 36,742.16 is: 55,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,590.09 : 204,884.42 = 36,742.16 : x
  2. Step 2: Convert to fraction form
    136,590.09/204,884.42 = 36,742.16/x
  3. Step 3: Cross multiply
    136,590.09x = 204,884.42 × 36,742.16
  4. Step 4: Simplify right side
    136,590.09x = 7,527,894,933.01
  5. Step 5: Solve for x
    x = 7,527,894,933.01/136,590.09
  6. Step 6: Final answer
    x = 55,113.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.