Home / 117,537.60-176,270.40-38,633.60

Finding the Fourth Proportional to 117,537.60, 176,270.40 and 38,633.60

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Solution

The fourth proportional to 117,537.60, 176,270.40 and 38,633.60 is: 57,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,537.60 : 176,270.40 = 38,633.60 : x
  2. Step 2: Convert to fraction form
    117,537.60/176,270.40 = 38,633.60/x
  3. Step 3: Cross multiply
    117,537.60x = 176,270.40 × 38,633.60
  4. Step 4: Simplify right side
    117,537.60x = 6,809,960,125.44
  5. Step 5: Solve for x
    x = 6,809,960,125.44/117,537.60
  6. Step 6: Final answer
    x = 57,938.57

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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.