Home / 74,505.16-102,733.14-54,326.44

Finding the Fourth Proportional to 74,505.16, 102,733.14 and 54,326.44

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Solution

The fourth proportional to 74,505.16, 102,733.14 and 54,326.44 is: 74,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,505.16 : 102,733.14 = 54,326.44 : x
  2. Step 2: Convert to fraction form
    74,505.16/102,733.14 = 54,326.44/x
  3. Step 3: Cross multiply
    74,505.16x = 102,733.14 × 54,326.44
  4. Step 4: Simplify right side
    74,505.16x = 5,581,125,766.22
  5. Step 5: Solve for x
    x = 5,581,125,766.22/74,505.16
  6. Step 6: Final answer
    x = 74,909.25

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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.