Home / 48,440.05-72,658.09-16,857.34

Finding the Fourth Proportional to 48,440.05, 72,658.09 and 16,857.34

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Solution

The fourth proportional to 48,440.05, 72,658.09 and 16,857.34 is: 25,285.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.05 : 72,658.09 = 16,857.34 : x
  2. Step 2: Convert to fraction form
    48,440.05/72,658.09 = 16,857.34/x
  3. Step 3: Cross multiply
    48,440.05x = 72,658.09 × 16,857.34
  4. Step 4: Simplify right side
    48,440.05x = 1,224,822,126.88
  5. Step 5: Solve for x
    x = 1,224,822,126.88/48,440.05
  6. Step 6: Final answer
    x = 25,285.32

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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.