Home / 48,665.42-72,998.13-11,729.42

Finding the Fourth Proportional to 48,665.42, 72,998.13 and 11,729.42

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Solution

The fourth proportional to 48,665.42, 72,998.13 and 11,729.42 is: 17,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,665.42 : 72,998.13 = 11,729.42 : x
  2. Step 2: Convert to fraction form
    48,665.42/72,998.13 = 11,729.42/x
  3. Step 3: Cross multiply
    48,665.42x = 72,998.13 × 11,729.42
  4. Step 4: Simplify right side
    48,665.42x = 856,225,725.98
  5. Step 5: Solve for x
    x = 856,225,725.98/48,665.42
  6. Step 6: Final answer
    x = 17,594.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.