Home / 140,797.59-194,145.00-89,729.47

Finding the Fourth Proportional to 140,797.59, 194,145.00 and 89,729.47

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Solution

The fourth proportional to 140,797.59, 194,145.00 and 89,729.47 is: 123,727.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,797.59 : 194,145.00 = 89,729.47 : x
  2. Step 2: Convert to fraction form
    140,797.59/194,145.00 = 89,729.47/x
  3. Step 3: Cross multiply
    140,797.59x = 194,145.00 × 89,729.47
  4. Step 4: Simplify right side
    140,797.59x = 17,420,528,364.07
  5. Step 5: Solve for x
    x = 17,420,528,364.07/140,797.59
  6. Step 6: Final answer
    x = 123,727.46

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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.