Home / 115,254.89-159,053.72-63,577.93

Finding the Fourth Proportional to 115,254.89, 159,053.72 and 63,577.93

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Solution

The fourth proportional to 115,254.89, 159,053.72 and 63,577.93 is: 87,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,254.89 : 159,053.72 = 63,577.93 : x
  2. Step 2: Convert to fraction form
    115,254.89/159,053.72 = 63,577.93/x
  3. Step 3: Cross multiply
    115,254.89x = 159,053.72 × 63,577.93
  4. Step 4: Simplify right side
    115,254.89x = 10,112,305,163.24
  5. Step 5: Solve for x
    x = 10,112,305,163.24/115,254.89
  6. Step 6: Final answer
    x = 87,738.62

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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.