Home / 253,760.48-350,192.40-140,585.12

Finding the Fourth Proportional to 253,760.48, 350,192.40 and 140,585.12

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Solution

The fourth proportional to 253,760.48, 350,192.40 and 140,585.12 is: 194,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,760.48 : 350,192.40 = 140,585.12 : x
  2. Step 2: Convert to fraction form
    253,760.48/350,192.40 = 140,585.12/x
  3. Step 3: Cross multiply
    253,760.48x = 350,192.40 × 140,585.12
  4. Step 4: Simplify right side
    253,760.48x = 49,231,840,577.09
  5. Step 5: Solve for x
    x = 49,231,840,577.09/253,760.48
  6. Step 6: Final answer
    x = 194,009.09

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1.5x scale

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.