Home / 48,626.04-72,908.82-20,531.64

Finding the Fourth Proportional to 48,626.04, 72,908.82 and 20,531.64

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Solution

The fourth proportional to 48,626.04, 72,908.82 and 20,531.64 is: 30,784.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,626.04 : 72,908.82 = 20,531.64 : x
  2. Step 2: Convert to fraction form
    48,626.04/72,908.82 = 20,531.64/x
  3. Step 3: Cross multiply
    48,626.04x = 72,908.82 × 20,531.64
  4. Step 4: Simplify right side
    48,626.04x = 1,496,937,645.06
  5. Step 5: Solve for x
    x = 1,496,937,645.06/48,626.04
  6. Step 6: Final answer
    x = 30,784.69

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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.