Home / 124,201.38-186,177.50-57,688.22

Finding the Fourth Proportional to 124,201.38, 186,177.50 and 57,688.22

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Solution

The fourth proportional to 124,201.38, 186,177.50 and 57,688.22 is: 86,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,201.38 : 186,177.50 = 57,688.22 : x
  2. Step 2: Convert to fraction form
    124,201.38/186,177.50 = 57,688.22/x
  3. Step 3: Cross multiply
    124,201.38x = 186,177.50 × 57,688.22
  4. Step 4: Simplify right side
    124,201.38x = 10,740,248,756.05
  5. Step 5: Solve for x
    x = 10,740,248,756.05/124,201.38
  6. Step 6: Final answer
    x = 86,474.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.