Home / 66,518.16-91,794.24-36,303.96

Finding the Fourth Proportional to 66,518.16, 91,794.24 and 36,303.96

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Solution

The fourth proportional to 66,518.16, 91,794.24 and 36,303.96 is: 50,099.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,518.16 : 91,794.24 = 36,303.96 : x
  2. Step 2: Convert to fraction form
    66,518.16/91,794.24 = 36,303.96/x
  3. Step 3: Cross multiply
    66,518.16x = 91,794.24 × 36,303.96
  4. Step 4: Simplify right side
    66,518.16x = 3,332,494,417.19
  5. Step 5: Solve for x
    x = 3,332,494,417.19/66,518.16
  6. Step 6: Final answer
    x = 50,099.02

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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.