Home / 50,115.96-75,210.30-40,372.92

Finding the Fourth Proportional to 50,115.96, 75,210.30 and 40,372.92

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Solution

The fourth proportional to 50,115.96, 75,210.30 and 40,372.92 is: 60,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,115.96 : 75,210.30 = 40,372.92 : x
  2. Step 2: Convert to fraction form
    50,115.96/75,210.30 = 40,372.92/x
  3. Step 3: Cross multiply
    50,115.96x = 75,210.30 × 40,372.92
  4. Step 4: Simplify right side
    50,115.96x = 3,036,459,425.08
  5. Step 5: Solve for x
    x = 3,036,459,425.08/50,115.96
  6. Step 6: Final answer
    x = 60,588.67

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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.