Home / 168,025.80-252,038.70-62,839.20

Finding the Fourth Proportional to 168,025.80, 252,038.70 and 62,839.20

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Solution

The fourth proportional to 168,025.80, 252,038.70 and 62,839.20 is: 94,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,025.80 : 252,038.70 = 62,839.20 : x
  2. Step 2: Convert to fraction form
    168,025.80/252,038.70 = 62,839.20/x
  3. Step 3: Cross multiply
    168,025.80x = 252,038.70 × 62,839.20
  4. Step 4: Simplify right side
    168,025.80x = 15,837,910,277.04
  5. Step 5: Solve for x
    x = 15,837,910,277.04/168,025.80
  6. Step 6: Final answer
    x = 94,258.80

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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.