Home / 136,001.40-204,002.10-36,161.40

Finding the Fourth Proportional to 136,001.40, 204,002.10 and 36,161.40

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Solution

The fourth proportional to 136,001.40, 204,002.10 and 36,161.40 is: 54,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,001.40 : 204,002.10 = 36,161.40 : x
  2. Step 2: Convert to fraction form
    136,001.40/204,002.10 = 36,161.40/x
  3. Step 3: Cross multiply
    136,001.40x = 204,002.10 × 36,161.40
  4. Step 4: Simplify right side
    136,001.40x = 7,377,001,538.94
  5. Step 5: Solve for x
    x = 7,377,001,538.94/136,001.40
  6. Step 6: Final answer
    x = 54,242.10

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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.