Home / 252,118.14-347,923.10-137,396.83

Finding the Fourth Proportional to 252,118.14, 347,923.10 and 137,396.83

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Solution

The fourth proportional to 252,118.14, 347,923.10 and 137,396.83 is: 189,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,118.14 : 347,923.10 = 137,396.83 : x
  2. Step 2: Convert to fraction form
    252,118.14/347,923.10 = 137,396.83/x
  3. Step 3: Cross multiply
    252,118.14x = 347,923.10 × 137,396.83
  4. Step 4: Simplify right side
    252,118.14x = 47,803,530,497.46
  5. Step 5: Solve for x
    x = 47,803,530,497.46/252,118.14
  6. Step 6: Final answer
    x = 189,607.66

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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.