Home / 150,301.47-207,814.80-131,384.33

Finding the Fourth Proportional to 150,301.47, 207,814.80 and 131,384.33

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Solution

The fourth proportional to 150,301.47, 207,814.80 and 131,384.33 is: 181,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,301.47 : 207,814.80 = 131,384.33 : x
  2. Step 2: Convert to fraction form
    150,301.47/207,814.80 = 131,384.33/x
  3. Step 3: Cross multiply
    150,301.47x = 207,814.80 × 131,384.33
  4. Step 4: Simplify right side
    150,301.47x = 27,303,607,223.01
  5. Step 5: Solve for x
    x = 27,303,607,223.01/150,301.47
  6. Step 6: Final answer
    x = 181,658.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.