Home / 124,210.20-186,096.60-101,902.80

Finding the Fourth Proportional to 124,210.20, 186,096.60 and 101,902.80

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Solution

The fourth proportional to 124,210.20, 186,096.60 and 101,902.80 is: 152,674.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,210.20 : 186,096.60 = 101,902.80 : x
  2. Step 2: Convert to fraction form
    124,210.20/186,096.60 = 101,902.80/x
  3. Step 3: Cross multiply
    124,210.20x = 186,096.60 × 101,902.80
  4. Step 4: Simplify right side
    124,210.20x = 18,963,764,610.48
  5. Step 5: Solve for x
    x = 18,963,764,610.48/124,210.20
  6. Step 6: Final answer
    x = 152,674.78

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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.