Home / 43,724.40-65,732.40-37,309.20

Finding the Fourth Proportional to 43,724.40, 65,732.40 and 37,309.20

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Solution

The fourth proportional to 43,724.40, 65,732.40 and 37,309.20 is: 56,088.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.40 : 65,732.40 = 37,309.20 : x
  2. Step 2: Convert to fraction form
    43,724.40/65,732.40 = 37,309.20/x
  3. Step 3: Cross multiply
    43,724.40x = 65,732.40 × 37,309.20
  4. Step 4: Simplify right side
    43,724.40x = 2,452,423,258.08
  5. Step 5: Solve for x
    x = 2,452,423,258.08/43,724.40
  6. Step 6: Final answer
    x = 56,088.21

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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.