Home / 74,308.08-111,465.90-27,550.02

Finding the Fourth Proportional to 74,308.08, 111,465.90 and 27,550.02

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Solution

The fourth proportional to 74,308.08, 111,465.90 and 27,550.02 is: 41,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,308.08 : 111,465.90 = 27,550.02 : x
  2. Step 2: Convert to fraction form
    74,308.08/111,465.90 = 27,550.02/x
  3. Step 3: Cross multiply
    74,308.08x = 111,465.90 × 27,550.02
  4. Step 4: Simplify right side
    74,308.08x = 3,070,887,774.32
  5. Step 5: Solve for x
    x = 3,070,887,774.32/74,308.08
  6. Step 6: Final answer
    x = 41,326.43

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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.