Home / 50,795.40-75,977.10-45,568.20

Finding the Fourth Proportional to 50,795.40, 75,977.10 and 45,568.20

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Solution

The fourth proportional to 50,795.40, 75,977.10 and 45,568.20 is: 68,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,795.40 : 75,977.10 = 45,568.20 : x
  2. Step 2: Convert to fraction form
    50,795.40/75,977.10 = 45,568.20/x
  3. Step 3: Cross multiply
    50,795.40x = 75,977.10 × 45,568.20
  4. Step 4: Simplify right side
    50,795.40x = 3,462,139,688.22
  5. Step 5: Solve for x
    x = 3,462,139,688.22/50,795.40
  6. Step 6: Final answer
    x = 68,158.53

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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.