Home / 74,807.08-103,233.06-41,272.84

Finding the Fourth Proportional to 74,807.08, 103,233.06 and 41,272.84

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Solution

The fourth proportional to 74,807.08, 103,233.06 and 41,272.84 is: 56,956.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,807.08 : 103,233.06 = 41,272.84 : x
  2. Step 2: Convert to fraction form
    74,807.08/103,233.06 = 41,272.84/x
  3. Step 3: Cross multiply
    74,807.08x = 103,233.06 × 41,272.84
  4. Step 4: Simplify right side
    74,807.08x = 4,260,721,568.09
  5. Step 5: Solve for x
    x = 4,260,721,568.09/74,807.08
  6. Step 6: Final answer
    x = 56,956.13

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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.