Home / 252,142.40-377,695.20-173,345.60

Finding the Fourth Proportional to 252,142.40, 377,695.20 and 173,345.60

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Solution

The fourth proportional to 252,142.40, 377,695.20 and 173,345.60 is: 259,662.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,142.40 : 377,695.20 = 173,345.60 : x
  2. Step 2: Convert to fraction form
    252,142.40/377,695.20 = 173,345.60/x
  3. Step 3: Cross multiply
    252,142.40x = 377,695.20 × 173,345.60
  4. Step 4: Simplify right side
    252,142.40x = 65,471,801,061.12
  5. Step 5: Solve for x
    x = 65,471,801,061.12/252,142.40
  6. Step 6: Final answer
    x = 259,662.00

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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.