Home / 48,616.20-72,953.10-35,435.40

Finding the Fourth Proportional to 48,616.20, 72,953.10 and 35,435.40

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Solution

The fourth proportional to 48,616.20, 72,953.10 and 35,435.40 is: 53,174.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616.20 : 72,953.10 = 35,435.40 : x
  2. Step 2: Convert to fraction form
    48,616.20/72,953.10 = 35,435.40/x
  3. Step 3: Cross multiply
    48,616.20x = 72,953.10 × 35,435.40
  4. Step 4: Simplify right side
    48,616.20x = 2,585,122,279.74
  5. Step 5: Solve for x
    x = 2,585,122,279.74/48,616.20
  6. Step 6: Final answer
    x = 53,174.09

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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.