Home / 150,683.34-207,891.39-86,106.18

Finding the Fourth Proportional to 150,683.34, 207,891.39 and 86,106.18

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Solution

The fourth proportional to 150,683.34, 207,891.39 and 86,106.18 is: 118,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,683.34 : 207,891.39 = 86,106.18 : x
  2. Step 2: Convert to fraction form
    150,683.34/207,891.39 = 86,106.18/x
  3. Step 3: Cross multiply
    150,683.34x = 207,891.39 × 86,106.18
  4. Step 4: Simplify right side
    150,683.34x = 17,900,733,447.79
  5. Step 5: Solve for x
    x = 17,900,733,447.79/150,683.34
  6. Step 6: Final answer
    x = 118,797.03

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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.