Home / 103,685.33-155,527.85-32,614.21

Finding the Fourth Proportional to 103,685.33, 155,527.85 and 32,614.21

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Solution

The fourth proportional to 103,685.33, 155,527.85 and 32,614.21 is: 48,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,685.33 : 155,527.85 = 32,614.21 : x
  2. Step 2: Convert to fraction form
    103,685.33/155,527.85 = 32,614.21/x
  3. Step 3: Cross multiply
    103,685.33x = 155,527.85 × 32,614.21
  4. Step 4: Simplify right side
    103,685.33x = 5,072,417,960.75
  5. Step 5: Solve for x
    x = 5,072,417,960.75/103,685.33
  6. Step 6: Final answer
    x = 48,921.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.