Home / 259,235.28-357,744.66-140,003.28

Finding the Fourth Proportional to 259,235.28, 357,744.66 and 140,003.28

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Solution

The fourth proportional to 259,235.28, 357,744.66 and 140,003.28 is: 193,204.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,235.28 : 357,744.66 = 140,003.28 : x
  2. Step 2: Convert to fraction form
    259,235.28/357,744.66 = 140,003.28/x
  3. Step 3: Cross multiply
    259,235.28x = 357,744.66 × 140,003.28
  4. Step 4: Simplify right side
    259,235.28x = 50,085,425,802.48
  5. Step 5: Solve for x
    x = 50,085,425,802.48/259,235.28
  6. Step 6: Final answer
    x = 193,204.51

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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.