Home / 132,921.68-183,424.60-75,553.02

Finding the Fourth Proportional to 132,921.68, 183,424.60 and 75,553.02

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Solution

The fourth proportional to 132,921.68, 183,424.60 and 75,553.02 is: 104,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,921.68 : 183,424.60 = 75,553.02 : x
  2. Step 2: Convert to fraction form
    132,921.68/183,424.60 = 75,553.02/x
  3. Step 3: Cross multiply
    132,921.68x = 183,424.60 × 75,553.02
  4. Step 4: Simplify right side
    132,921.68x = 13,858,282,472.29
  5. Step 5: Solve for x
    x = 13,858,282,472.29/132,921.68
  6. Step 6: Final answer
    x = 104,259.01

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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.