Home / 181,293.41-250,189.38-99,621

Finding the Fourth Proportional to 181,293.41, 250,189.38 and 99,621

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Solution

The fourth proportional to 181,293.41, 250,189.38 and 99,621 is: 137,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,293.41 : 250,189.38 = 99,621 : x
  2. Step 2: Convert to fraction form
    181,293.41/250,189.38 = 99,621/x
  3. Step 3: Cross multiply
    181,293.41x = 250,189.38 × 99,621
  4. Step 4: Simplify right side
    181,293.41x = 24,924,116,224.98
  5. Step 5: Solve for x
    x = 24,924,116,224.98/181,293.41
  6. Step 6: Final answer
    x = 137,479.44

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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.