Home / 117,020.40-175,548.81-38,116.26

Finding the Fourth Proportional to 117,020.40, 175,548.81 and 38,116.26

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Solution

The fourth proportional to 117,020.40, 175,548.81 and 38,116.26 is: 57,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,020.40 : 175,548.81 = 38,116.26 : x
  2. Step 2: Convert to fraction form
    117,020.40/175,548.81 = 38,116.26/x
  3. Step 3: Cross multiply
    117,020.40x = 175,548.81 × 38,116.26
  4. Step 4: Simplify right side
    117,020.40x = 6,691,264,084.65
  5. Step 5: Solve for x
    x = 6,691,264,084.65/117,020.40
  6. Step 6: Final answer
    x = 57,180.32

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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.