Home / 130,294.88-179,561.18-104,424.02

Finding the Fourth Proportional to 130,294.88, 179,561.18 and 104,424.02

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Solution

The fourth proportional to 130,294.88, 179,561.18 and 104,424.02 is: 143,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,294.88 : 179,561.18 = 104,424.02 : x
  2. Step 2: Convert to fraction form
    130,294.88/179,561.18 = 104,424.02/x
  3. Step 3: Cross multiply
    130,294.88x = 179,561.18 × 104,424.02
  4. Step 4: Simplify right side
    130,294.88x = 18,750,500,251.54
  5. Step 5: Solve for x
    x = 18,750,500,251.54/130,294.88
  6. Step 6: Final answer
    x = 143,908.19

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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.