Home / 117,512.16-176,202-38,605.20

Finding the Fourth Proportional to 117,512.16, 176,202 and 38,605.20

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Solution

The fourth proportional to 117,512.16, 176,202 and 38,605.20 is: 57,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,512.16 : 176,202 = 38,605.20 : x
  2. Step 2: Convert to fraction form
    117,512.16/176,202 = 38,605.20/x
  3. Step 3: Cross multiply
    117,512.16x = 176,202 × 38,605.20
  4. Step 4: Simplify right side
    117,512.16x = 6,802,313,450.40
  5. Step 5: Solve for x
    x = 6,802,313,450.40/117,512.16
  6. Step 6: Final answer
    x = 57,886.04

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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.