Home / 54,099.10-74,677.59-48,423.84

Finding the Fourth Proportional to 54,099.10, 74,677.59 and 48,423.84

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Solution

The fourth proportional to 54,099.10, 74,677.59 and 48,423.84 is: 66,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,099.10 : 74,677.59 = 48,423.84 : x
  2. Step 2: Convert to fraction form
    54,099.10/74,677.59 = 48,423.84/x
  3. Step 3: Cross multiply
    54,099.10x = 74,677.59 × 48,423.84
  4. Step 4: Simplify right side
    54,099.10x = 3,616,175,389.70
  5. Step 5: Solve for x
    x = 3,616,175,389.70/54,099.10
  6. Step 6: Final answer
    x = 66,843.54

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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.