Home / 212,708.35-293,539.46-117,218.47

Finding the Fourth Proportional to 212,708.35, 293,539.46 and 117,218.47

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Solution

The fourth proportional to 212,708.35, 293,539.46 and 117,218.47 is: 161,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,708.35 : 293,539.46 = 117,218.47 : x
  2. Step 2: Convert to fraction form
    212,708.35/293,539.46 = 117,218.47/x
  3. Step 3: Cross multiply
    212,708.35x = 293,539.46 × 117,218.47
  4. Step 4: Simplify right side
    212,708.35x = 34,408,245,505.45
  5. Step 5: Solve for x
    x = 34,408,245,505.45/212,708.35
  6. Step 6: Final answer
    x = 161,762.55

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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.