Home / 153,916.40-230,874.60-48,743.60

Finding the Fourth Proportional to 153,916.40, 230,874.60 and 48,743.60

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Solution

The fourth proportional to 153,916.40, 230,874.60 and 48,743.60 is: 73,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,916.40 : 230,874.60 = 48,743.60 : x
  2. Step 2: Convert to fraction form
    153,916.40/230,874.60 = 48,743.60/x
  3. Step 3: Cross multiply
    153,916.40x = 230,874.60 × 48,743.60
  4. Step 4: Simplify right side
    153,916.40x = 11,253,659,152.56
  5. Step 5: Solve for x
    x = 11,253,659,152.56/153,916.40
  6. Step 6: Final answer
    x = 73,115.40

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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.