Home / 66,095.60-99,143.40-34,991.60

Finding the Fourth Proportional to 66,095.60, 99,143.40 and 34,991.60

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Solution

The fourth proportional to 66,095.60, 99,143.40 and 34,991.60 is: 52,487.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,095.60 : 99,143.40 = 34,991.60 : x
  2. Step 2: Convert to fraction form
    66,095.60/99,143.40 = 34,991.60/x
  3. Step 3: Cross multiply
    66,095.60x = 99,143.40 × 34,991.60
  4. Step 4: Simplify right side
    66,095.60x = 3,469,186,195.44
  5. Step 5: Solve for x
    x = 3,469,186,195.44/66,095.60
  6. Step 6: Final answer
    x = 52,487.40

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1.5x scale

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.