Home / 158,297.16-237,458.07-45,979.20

Finding the Fourth Proportional to 158,297.16, 237,458.07 and 45,979.20

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Solution

The fourth proportional to 158,297.16, 237,458.07 and 45,979.20 is: 68,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,297.16 : 237,458.07 = 45,979.20 : x
  2. Step 2: Convert to fraction form
    158,297.16/237,458.07 = 45,979.20/x
  3. Step 3: Cross multiply
    158,297.16x = 237,458.07 × 45,979.20
  4. Step 4: Simplify right side
    158,297.16x = 10,918,132,092.14
  5. Step 5: Solve for x
    x = 10,918,132,092.14/158,297.16
  6. Step 6: Final answer
    x = 68,972.38

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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.