Home / 157,949.67-236,889.57-45,605.51

Finding the Fourth Proportional to 157,949.67, 236,889.57 and 45,605.51

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Solution

The fourth proportional to 157,949.67, 236,889.57 and 45,605.51 is: 68,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,949.67 : 236,889.57 = 45,605.51 : x
  2. Step 2: Convert to fraction form
    157,949.67/236,889.57 = 45,605.51/x
  3. Step 3: Cross multiply
    157,949.67x = 236,889.57 × 45,605.51
  4. Step 4: Simplify right side
    157,949.67x = 10,803,468,469.08
  5. Step 5: Solve for x
    x = 10,803,468,469.08/157,949.67
  6. Step 6: Final answer
    x = 68,398.17

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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.