Home / 66,303.20-99,527.70-36,705.80

Finding the Fourth Proportional to 66,303.20, 99,527.70 and 36,705.80

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Solution

The fourth proportional to 66,303.20, 99,527.70 and 36,705.80 is: 55,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,303.20 : 99,527.70 = 36,705.80 : x
  2. Step 2: Convert to fraction form
    66,303.20/99,527.70 = 36,705.80/x
  3. Step 3: Cross multiply
    66,303.20x = 99,527.70 × 36,705.80
  4. Step 4: Simplify right side
    66,303.20x = 3,653,243,850.66
  5. Step 5: Solve for x
    x = 3,653,243,850.66/66,303.20
  6. Step 6: Final answer
    x = 55,099.06

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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.