Home / 45,982.30-68,981.55-16,417.30

Finding the Fourth Proportional to 45,982.30, 68,981.55 and 16,417.30

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Solution

The fourth proportional to 45,982.30, 68,981.55 and 16,417.30 is: 24,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,982.30 : 68,981.55 = 16,417.30 : x
  2. Step 2: Convert to fraction form
    45,982.30/68,981.55 = 16,417.30/x
  3. Step 3: Cross multiply
    45,982.30x = 68,981.55 × 16,417.30
  4. Step 4: Simplify right side
    45,982.30x = 1,132,490,800.82
  5. Step 5: Solve for x
    x = 1,132,490,800.82/45,982.30
  6. Step 6: Final answer
    x = 24,628.84

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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.