Home / 74,348.43-111,522.81-52,260.65

Finding the Fourth Proportional to 74,348.43, 111,522.81 and 52,260.65

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Solution

The fourth proportional to 74,348.43, 111,522.81 and 52,260.65 is: 78,391.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,348.43 : 111,522.81 = 52,260.65 : x
  2. Step 2: Convert to fraction form
    74,348.43/111,522.81 = 52,260.65/x
  3. Step 3: Cross multiply
    74,348.43x = 111,522.81 × 52,260.65
  4. Step 4: Simplify right side
    74,348.43x = 5,828,253,721.51
  5. Step 5: Solve for x
    x = 5,828,253,721.51/74,348.43
  6. Step 6: Final answer
    x = 78,391.08

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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.