Home / 45,685.08-68,562.24-19,408.26

Finding the Fourth Proportional to 45,685.08, 68,562.24 and 19,408.26

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Solution

The fourth proportional to 45,685.08, 68,562.24 and 19,408.26 is: 29,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,685.08 : 68,562.24 = 19,408.26 : x
  2. Step 2: Convert to fraction form
    45,685.08/68,562.24 = 19,408.26/x
  3. Step 3: Cross multiply
    45,685.08x = 68,562.24 × 19,408.26
  4. Step 4: Simplify right side
    45,685.08x = 1,330,673,780.10
  5. Step 5: Solve for x
    x = 1,330,673,780.10/45,685.08
  6. Step 6: Final answer
    x = 29,127.10

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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.