Home / 212,748.12-293,642.46-132,236.46

Finding the Fourth Proportional to 212,748.12, 293,642.46 and 132,236.46

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Solution

The fourth proportional to 212,748.12, 293,642.46 and 132,236.46 is: 182,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,748.12 : 293,642.46 = 132,236.46 : x
  2. Step 2: Convert to fraction form
    212,748.12/293,642.46 = 132,236.46/x
  3. Step 3: Cross multiply
    212,748.12x = 293,642.46 × 132,236.46
  4. Step 4: Simplify right side
    212,748.12x = 38,830,239,416.09
  5. Step 5: Solve for x
    x = 38,830,239,416.09/212,748.12
  6. Step 6: Final answer
    x = 182,517.43

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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.