Home / 49,487.72-74,153.75-38,270.52

Finding the Fourth Proportional to 49,487.72, 74,153.75 and 38,270.52

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Solution

The fourth proportional to 49,487.72, 74,153.75 and 38,270.52 is: 57,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,487.72 : 74,153.75 = 38,270.52 : x
  2. Step 2: Convert to fraction form
    49,487.72/74,153.75 = 38,270.52/x
  3. Step 3: Cross multiply
    49,487.72x = 74,153.75 × 38,270.52
  4. Step 4: Simplify right side
    49,487.72x = 2,837,902,381.10
  5. Step 5: Solve for x
    x = 2,837,902,381.10/49,487.72
  6. Step 6: Final answer
    x = 57,345.59

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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.