Home / 97,054.20-133,934.31-54,613.04

Finding the Fourth Proportional to 97,054.20, 133,934.31 and 54,613.04

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Solution

The fourth proportional to 97,054.20, 133,934.31 and 54,613.04 is: 75,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,054.20 : 133,934.31 = 54,613.04 : x
  2. Step 2: Convert to fraction form
    97,054.20/133,934.31 = 54,613.04/x
  3. Step 3: Cross multiply
    97,054.20x = 133,934.31 × 54,613.04
  4. Step 4: Simplify right side
    97,054.20x = 7,314,559,159.73
  5. Step 5: Solve for x
    x = 7,314,559,159.73/97,054.20
  6. Step 6: Final answer
    x = 75,365.71

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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.