Home / 50,056.08-75,121.11-40,312.95

Finding the Fourth Proportional to 50,056.08, 75,121.11 and 40,312.95

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Solution

The fourth proportional to 50,056.08, 75,121.11 and 40,312.95 is: 60,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,056.08 : 75,121.11 = 40,312.95 : x
  2. Step 2: Convert to fraction form
    50,056.08/75,121.11 = 40,312.95/x
  3. Step 3: Cross multiply
    50,056.08x = 75,121.11 × 40,312.95
  4. Step 4: Simplify right side
    50,056.08x = 3,028,353,551.37
  5. Step 5: Solve for x
    x = 3,028,353,551.37/50,056.08
  6. Step 6: Final answer
    x = 60,499.22

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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.