Home / 153,816.09-230,648.14-47,174.48

Finding the Fourth Proportional to 153,816.09, 230,648.14 and 47,174.48

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Solution

The fourth proportional to 153,816.09, 230,648.14 and 47,174.48 is: 70,738.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,816.09 : 230,648.14 = 47,174.48 : x
  2. Step 2: Convert to fraction form
    153,816.09/230,648.14 = 47,174.48/x
  3. Step 3: Cross multiply
    153,816.09x = 230,648.14 × 47,174.48
  4. Step 4: Simplify right side
    153,816.09x = 10,880,706,067.47
  5. Step 5: Solve for x
    x = 10,880,706,067.47/153,816.09
  6. Step 6: Final answer
    x = 70,738.41

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1.5x scale

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.