Home / 74,849.48-112,322.40-29,863.16

Finding the Fourth Proportional to 74,849.48, 112,322.40 and 29,863.16

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Solution

The fourth proportional to 74,849.48, 112,322.40 and 29,863.16 is: 44,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,849.48 : 112,322.40 = 29,863.16 : x
  2. Step 2: Convert to fraction form
    74,849.48/112,322.40 = 29,863.16/x
  3. Step 3: Cross multiply
    74,849.48x = 112,322.40 × 29,863.16
  4. Step 4: Simplify right side
    74,849.48x = 3,354,301,241.17
  5. Step 5: Solve for x
    x = 3,354,301,241.17/74,849.48
  6. Step 6: Final answer
    x = 44,813.96

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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.