Home / 61,408.30-92,112.45-30,237.10

Finding the Fourth Proportional to 61,408.30, 92,112.45 and 30,237.10

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Solution

The fourth proportional to 61,408.30, 92,112.45 and 30,237.10 is: 45,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,408.30 : 92,112.45 = 30,237.10 : x
  2. Step 2: Convert to fraction form
    61,408.30/92,112.45 = 30,237.10/x
  3. Step 3: Cross multiply
    61,408.30x = 92,112.45 × 30,237.10
  4. Step 4: Simplify right side
    61,408.30x = 2,785,213,361.90
  5. Step 5: Solve for x
    x = 2,785,213,361.90/61,408.30
  6. Step 6: Final answer
    x = 45,355.65

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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.