Home / 140,527.53-194,008.23-92,918.97

Finding the Fourth Proportional to 140,527.53, 194,008.23 and 92,918.97

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Solution

The fourth proportional to 140,527.53, 194,008.23 and 92,918.97 is: 128,281.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,527.53 : 194,008.23 = 92,918.97 : x
  2. Step 2: Convert to fraction form
    140,527.53/194,008.23 = 92,918.97/x
  3. Step 3: Cross multiply
    140,527.53x = 194,008.23 × 92,918.97
  4. Step 4: Simplify right side
    140,527.53x = 18,027,044,903.12
  5. Step 5: Solve for x
    x = 18,027,044,903.12/140,527.53
  6. Step 6: Final answer
    x = 128,281.23

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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.