Home / 110,952.57-153,077.16-63,172.11

Finding the Fourth Proportional to 110,952.57, 153,077.16 and 63,172.11

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Solution

The fourth proportional to 110,952.57, 153,077.16 and 63,172.11 is: 87,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,952.57 : 153,077.16 = 63,172.11 : x
  2. Step 2: Convert to fraction form
    110,952.57/153,077.16 = 63,172.11/x
  3. Step 3: Cross multiply
    110,952.57x = 153,077.16 × 63,172.11
  4. Step 4: Simplify right side
    110,952.57x = 9,670,207,190.01
  5. Step 5: Solve for x
    x = 9,670,207,190.01/110,952.57
  6. Step 6: Final answer
    x = 87,156.23

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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.