Home / 115,541.72-159,362.28-73,059.24

Finding the Fourth Proportional to 115,541.72, 159,362.28 and 73,059.24

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Solution

The fourth proportional to 115,541.72, 159,362.28 and 73,059.24 is: 100,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,541.72 : 159,362.28 = 73,059.24 : x
  2. Step 2: Convert to fraction form
    115,541.72/159,362.28 = 73,059.24/x
  3. Step 3: Cross multiply
    115,541.72x = 159,362.28 × 73,059.24
  4. Step 4: Simplify right side
    115,541.72x = 11,642,887,061.47
  5. Step 5: Solve for x
    x = 11,642,887,061.47/115,541.72
  6. Step 6: Final answer
    x = 100,767.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.