Home / 293,186.16-439,727.40-82,767.60

Finding the Fourth Proportional to 293,186.16, 439,727.40 and 82,767.60

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Solution

The fourth proportional to 293,186.16, 439,727.40 and 82,767.60 is: 124,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,186.16 : 439,727.40 = 82,767.60 : x
  2. Step 2: Convert to fraction form
    293,186.16/439,727.40 = 82,767.60/x
  3. Step 3: Cross multiply
    293,186.16x = 439,727.40 × 82,767.60
  4. Step 4: Simplify right side
    293,186.16x = 36,395,181,552.24
  5. Step 5: Solve for x
    x = 36,395,181,552.24/293,186.16
  6. Step 6: Final answer
    x = 124,136.77

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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.