Home / 43,617.70-65,426.55-40,410.10

Finding the Fourth Proportional to 43,617.70, 65,426.55 and 40,410.10

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Solution

The fourth proportional to 43,617.70, 65,426.55 and 40,410.10 is: 60,615.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,617.70 : 65,426.55 = 40,410.10 : x
  2. Step 2: Convert to fraction form
    43,617.70/65,426.55 = 40,410.10/x
  3. Step 3: Cross multiply
    43,617.70x = 65,426.55 × 40,410.10
  4. Step 4: Simplify right side
    43,617.70x = 2,643,893,428.16
  5. Step 5: Solve for x
    x = 2,643,893,428.16/43,617.70
  6. Step 6: Final answer
    x = 60,615.15

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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.