Home / 74,174.13-111,275.24-29,804.36

Finding the Fourth Proportional to 74,174.13, 111,275.24 and 29,804.36

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Solution

The fourth proportional to 74,174.13, 111,275.24 and 29,804.36 is: 44,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,174.13 : 111,275.24 = 29,804.36 : x
  2. Step 2: Convert to fraction form
    74,174.13/111,275.24 = 29,804.36/x
  3. Step 3: Cross multiply
    74,174.13x = 111,275.24 × 29,804.36
  4. Step 4: Simplify right side
    74,174.13x = 3,316,486,606.65
  5. Step 5: Solve for x
    x = 3,316,486,606.65/74,174.13
  6. Step 6: Final answer
    x = 44,712.17

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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.