Home / 61,668.08-92,627.44-54,436.40

Finding the Fourth Proportional to 61,668.08, 92,627.44 and 54,436.40

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Solution

The fourth proportional to 61,668.08, 92,627.44 and 54,436.40 is: 81,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,668.08 : 92,627.44 = 54,436.40 : x
  2. Step 2: Convert to fraction form
    61,668.08/92,627.44 = 54,436.40/x
  3. Step 3: Cross multiply
    61,668.08x = 92,627.44 × 54,436.40
  4. Step 4: Simplify right side
    61,668.08x = 5,042,304,374.82
  5. Step 5: Solve for x
    x = 5,042,304,374.82/61,668.08
  6. Step 6: Final answer
    x = 81,765.22

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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.