Home / 74,899.44-103,361.91-42,632.47

Finding the Fourth Proportional to 74,899.44, 103,361.91 and 42,632.47

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Solution

The fourth proportional to 74,899.44, 103,361.91 and 42,632.47 is: 58,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,899.44 : 103,361.91 = 42,632.47 : x
  2. Step 2: Convert to fraction form
    74,899.44/103,361.91 = 42,632.47/x
  3. Step 3: Cross multiply
    74,899.44x = 103,361.91 × 42,632.47
  4. Step 4: Simplify right side
    74,899.44x = 4,406,573,527.22
  5. Step 5: Solve for x
    x = 4,406,573,527.22/74,899.44
  6. Step 6: Final answer
    x = 58,833.20

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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.