Home / 48,440.43-66,880.39-43,320.06

Finding the Fourth Proportional to 48,440.43, 66,880.39 and 43,320.06

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Solution

The fourth proportional to 48,440.43, 66,880.39 and 43,320.06 is: 59,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440.43 : 66,880.39 = 43,320.06 : x
  2. Step 2: Convert to fraction form
    48,440.43/66,880.39 = 43,320.06/x
  3. Step 3: Cross multiply
    48,440.43x = 66,880.39 × 43,320.06
  4. Step 4: Simplify right side
    48,440.43x = 2,897,262,507.62
  5. Step 5: Solve for x
    x = 2,897,262,507.62/48,440.43
  6. Step 6: Final answer
    x = 59,810.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.