Home / 118,172.10-177,219.66-39,265.14

Finding the Fourth Proportional to 118,172.10, 177,219.66 and 39,265.14

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Solution

The fourth proportional to 118,172.10, 177,219.66 and 39,265.14 is: 58,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,172.10 : 177,219.66 = 39,265.14 : x
  2. Step 2: Convert to fraction form
    118,172.10/177,219.66 = 39,265.14/x
  3. Step 3: Cross multiply
    118,172.10x = 177,219.66 × 39,265.14
  4. Step 4: Simplify right side
    118,172.10x = 6,958,554,760.65
  5. Step 5: Solve for x
    x = 6,958,554,760.65/118,172.10
  6. Step 6: Final answer
    x = 58,884.92

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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.