Home / 48,588.45-72,718.05-29,880.33

Finding the Fourth Proportional to 48,588.45, 72,718.05 and 29,880.33

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Solution

The fourth proportional to 48,588.45, 72,718.05 and 29,880.33 is: 44,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588.45 : 72,718.05 = 29,880.33 : x
  2. Step 2: Convert to fraction form
    48,588.45/72,718.05 = 29,880.33/x
  3. Step 3: Cross multiply
    48,588.45x = 72,718.05 × 29,880.33
  4. Step 4: Simplify right side
    48,588.45x = 2,172,839,330.96
  5. Step 5: Solve for x
    x = 2,172,839,330.96/48,588.45
  6. Step 6: Final answer
    x = 44,719.26

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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.