Home / 48,531.68-66,973.98-29,405.14

Finding the Fourth Proportional to 48,531.68, 66,973.98 and 29,405.14

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Solution

The fourth proportional to 48,531.68, 66,973.98 and 29,405.14 is: 40,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,531.68 : 66,973.98 = 29,405.14 : x
  2. Step 2: Convert to fraction form
    48,531.68/66,973.98 = 29,405.14/x
  3. Step 3: Cross multiply
    48,531.68x = 66,973.98 × 29,405.14
  4. Step 4: Simplify right side
    48,531.68x = 1,969,379,258.26
  5. Step 5: Solve for x
    x = 1,969,379,258.26/48,531.68
  6. Step 6: Final answer
    x = 40,579.25

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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.