Home / 102,112.24-153,168.50-49,529.48

Finding the Fourth Proportional to 102,112.24, 153,168.50 and 49,529.48

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Solution

The fourth proportional to 102,112.24, 153,168.50 and 49,529.48 is: 74,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,112.24 : 153,168.50 = 49,529.48 : x
  2. Step 2: Convert to fraction form
    102,112.24/153,168.50 = 49,529.48/x
  3. Step 3: Cross multiply
    102,112.24x = 153,168.50 × 49,529.48
  4. Step 4: Simplify right side
    102,112.24x = 7,586,356,157.38
  5. Step 5: Solve for x
    x = 7,586,356,157.38/102,112.24
  6. Step 6: Final answer
    x = 74,294.29

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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.