Home / 212,727.77-293,564.32-117,234.46

Finding the Fourth Proportional to 212,727.77, 293,564.32 and 117,234.46

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Solution

The fourth proportional to 212,727.77, 293,564.32 and 117,234.46 is: 161,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,727.77 : 293,564.32 = 117,234.46 : x
  2. Step 2: Convert to fraction form
    212,727.77/293,564.32 = 117,234.46/x
  3. Step 3: Cross multiply
    212,727.77x = 293,564.32 × 117,234.46
  4. Step 4: Simplify right side
    212,727.77x = 34,415,854,530.47
  5. Step 5: Solve for x
    x = 34,415,854,530.47/212,727.77
  6. Step 6: Final answer
    x = 161,783.56

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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.