Home / 136,365.67-204,633.69-52,132.96

Finding the Fourth Proportional to 136,365.67, 204,633.69 and 52,132.96

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Solution

The fourth proportional to 136,365.67, 204,633.69 and 52,132.96 is: 78,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,365.67 : 204,633.69 = 52,132.96 : x
  2. Step 2: Convert to fraction form
    136,365.67/204,633.69 = 52,132.96/x
  3. Step 3: Cross multiply
    136,365.67x = 204,633.69 × 52,132.96
  4. Step 4: Simplify right side
    136,365.67x = 10,668,159,975.42
  5. Step 5: Solve for x
    x = 10,668,159,975.42/136,365.67
  6. Step 6: Final answer
    x = 78,232.01

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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.