Home / 48,408.40-66,792.67-29,287.70

Finding the Fourth Proportional to 48,408.40, 66,792.67 and 29,287.70

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Solution

The fourth proportional to 48,408.40, 66,792.67 and 29,287.70 is: 40,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408.40 : 66,792.67 = 29,287.70 : x
  2. Step 2: Convert to fraction form
    48,408.40/66,792.67 = 29,287.70/x
  3. Step 3: Cross multiply
    48,408.40x = 66,792.67 × 29,287.70
  4. Step 4: Simplify right side
    48,408.40x = 1,956,203,701.75
  5. Step 5: Solve for x
    x = 1,956,203,701.75/48,408.40
  6. Step 6: Final answer
    x = 40,410.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.