Home / 247,389.26-341,186.20-190,167.21

Finding the Fourth Proportional to 247,389.26, 341,186.20 and 190,167.21

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Solution

The fourth proportional to 247,389.26, 341,186.20 and 190,167.21 is: 262,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,389.26 : 341,186.20 = 190,167.21 : x
  2. Step 2: Convert to fraction form
    247,389.26/341,186.20 = 190,167.21/x
  3. Step 3: Cross multiply
    247,389.26x = 341,186.20 × 190,167.21
  4. Step 4: Simplify right side
    247,389.26x = 64,882,426,793.67
  5. Step 5: Solve for x
    x = 64,882,426,793.67/247,389.26
  6. Step 6: Final answer
    x = 262,268.57

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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.