Home / 181,453.39-250,406.67-99,786.91

Finding the Fourth Proportional to 181,453.39, 250,406.67 and 99,786.91

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Solution

The fourth proportional to 181,453.39, 250,406.67 and 99,786.91 is: 137,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,453.39 : 250,406.67 = 99,786.91 : x
  2. Step 2: Convert to fraction form
    181,453.39/250,406.67 = 99,786.91/x
  3. Step 3: Cross multiply
    181,453.39x = 250,406.67 × 99,786.91
  4. Step 4: Simplify right side
    181,453.39x = 24,987,307,343.76
  5. Step 5: Solve for x
    x = 24,987,307,343.76/181,453.39
  6. Step 6: Final answer
    x = 137,706.48

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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.