Home / 258,350.24-356,525.22-142,065.74

Finding the Fourth Proportional to 258,350.24, 356,525.22 and 142,065.74

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Solution

The fourth proportional to 258,350.24, 356,525.22 and 142,065.74 is: 196,051.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,350.24 : 356,525.22 = 142,065.74 : x
  2. Step 2: Convert to fraction form
    258,350.24/356,525.22 = 142,065.74/x
  3. Step 3: Cross multiply
    258,350.24x = 356,525.22 × 142,065.74
  4. Step 4: Simplify right side
    258,350.24x = 50,650,019,207.96
  5. Step 5: Solve for x
    x = 50,650,019,207.96/258,350.24
  6. Step 6: Final answer
    x = 196,051.76

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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.