Home / 48,302.88-66,642.04-29,175.51

Finding the Fourth Proportional to 48,302.88, 66,642.04 and 29,175.51

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Solution

The fourth proportional to 48,302.88, 66,642.04 and 29,175.51 is: 40,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.88 : 66,642.04 = 29,175.51 : x
  2. Step 2: Convert to fraction form
    48,302.88/66,642.04 = 29,175.51/x
  3. Step 3: Cross multiply
    48,302.88x = 66,642.04 × 29,175.51
  4. Step 4: Simplify right side
    48,302.88x = 1,944,315,415.96
  5. Step 5: Solve for x
    x = 1,944,315,415.96/48,302.88
  6. Step 6: Final answer
    x = 40,252.58

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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.