Home / 190,414.72-262,877.61-170,223.25

Finding the Fourth Proportional to 190,414.72, 262,877.61 and 170,223.25

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Solution

The fourth proportional to 190,414.72, 262,877.61 and 170,223.25 is: 235,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,414.72 : 262,877.61 = 170,223.25 : x
  2. Step 2: Convert to fraction form
    190,414.72/262,877.61 = 170,223.25/x
  3. Step 3: Cross multiply
    190,414.72x = 262,877.61 × 170,223.25
  4. Step 4: Simplify right side
    190,414.72x = 44,747,878,960.93
  5. Step 5: Solve for x
    x = 44,747,878,960.93/190,414.72
  6. Step 6: Final answer
    x = 235,002.20

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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.