Home / 171,435.42-236,542.68-103,463.46

Finding the Fourth Proportional to 171,435.42, 236,542.68 and 103,463.46

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Solution

The fourth proportional to 171,435.42, 236,542.68 and 103,463.46 is: 142,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,435.42 : 236,542.68 = 103,463.46 : x
  2. Step 2: Convert to fraction form
    171,435.42/236,542.68 = 103,463.46/x
  3. Step 3: Cross multiply
    171,435.42x = 236,542.68 × 103,463.46
  4. Step 4: Simplify right side
    171,435.42x = 24,473,524,110.47
  5. Step 5: Solve for x
    x = 24,473,524,110.47/171,435.42
  6. Step 6: Final answer
    x = 142,756.52

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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.