Home / 243,174.27-335,521.40-142,552.83

Finding the Fourth Proportional to 243,174.27, 335,521.40 and 142,552.83

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Solution

The fourth proportional to 243,174.27, 335,521.40 and 142,552.83 is: 196,688.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,174.27 : 335,521.40 = 142,552.83 : x
  2. Step 2: Convert to fraction form
    243,174.27/335,521.40 = 142,552.83/x
  3. Step 3: Cross multiply
    243,174.27x = 335,521.40 × 142,552.83
  4. Step 4: Simplify right side
    243,174.27x = 47,829,524,382.80
  5. Step 5: Solve for x
    x = 47,829,524,382.80/243,174.27
  6. Step 6: Final answer
    x = 196,688.26

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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.