Home / 197,642.59-272,744.88-106,996.18

Finding the Fourth Proportional to 197,642.59, 272,744.88 and 106,996.18

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Solution

The fourth proportional to 197,642.59, 272,744.88 and 106,996.18 is: 147,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,642.59 : 272,744.88 = 106,996.18 : x
  2. Step 2: Convert to fraction form
    197,642.59/272,744.88 = 106,996.18/x
  3. Step 3: Cross multiply
    197,642.59x = 272,744.88 × 106,996.18
  4. Step 4: Simplify right side
    197,642.59x = 29,182,660,274.56
  5. Step 5: Solve for x
    x = 29,182,660,274.56/197,642.59
  6. Step 6: Final answer
    x = 147,653.70

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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.