Home / 74,920.08-112,342.59-41,663.10

Finding the Fourth Proportional to 74,920.08, 112,342.59 and 41,663.10

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Solution

The fourth proportional to 74,920.08, 112,342.59 and 41,663.10 is: 62,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,920.08 : 112,342.59 = 41,663.10 : x
  2. Step 2: Convert to fraction form
    74,920.08/112,342.59 = 41,663.10/x
  3. Step 3: Cross multiply
    74,920.08x = 112,342.59 × 41,663.10
  4. Step 4: Simplify right side
    74,920.08x = 4,680,540,561.43
  5. Step 5: Solve for x
    x = 4,680,540,561.43/74,920.08
  6. Step 6: Final answer
    x = 62,473.78

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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.