Home / 133,632.40-200,450.28-40,132.72

Finding the Fourth Proportional to 133,632.40, 200,450.28 and 40,132.72

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Solution

The fourth proportional to 133,632.40, 200,450.28 and 40,132.72 is: 60,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,632.40 : 200,450.28 = 40,132.72 : x
  2. Step 2: Convert to fraction form
    133,632.40/200,450.28 = 40,132.72/x
  3. Step 3: Cross multiply
    133,632.40x = 200,450.28 × 40,132.72
  4. Step 4: Simplify right side
    133,632.40x = 8,044,614,961.16
  5. Step 5: Solve for x
    x = 8,044,614,961.16/133,632.40
  6. Step 6: Final answer
    x = 60,199.58

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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.