Home / 59,490.07-82,110.66-40,401.70

Finding the Fourth Proportional to 59,490.07, 82,110.66 and 40,401.70

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Solution

The fourth proportional to 59,490.07, 82,110.66 and 40,401.70 is: 55,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,490.07 : 82,110.66 = 40,401.70 : x
  2. Step 2: Convert to fraction form
    59,490.07/82,110.66 = 40,401.70/x
  3. Step 3: Cross multiply
    59,490.07x = 82,110.66 × 40,401.70
  4. Step 4: Simplify right side
    59,490.07x = 3,317,410,252.12
  5. Step 5: Solve for x
    x = 3,317,410,252.12/59,490.07
  6. Step 6: Final answer
    x = 55,764.10

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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.