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Finding the Fourth Proportional to 170,866.88, 235,796.80 and 95,418.24

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Solution

The fourth proportional to 170,866.88, 235,796.80 and 95,418.24 is: 131,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,866.88 : 235,796.80 = 95,418.24 : x
  2. Step 2: Convert to fraction form
    170,866.88/235,796.80 = 95,418.24/x
  3. Step 3: Cross multiply
    170,866.88x = 235,796.80 × 95,418.24
  4. Step 4: Simplify right side
    170,866.88x = 22,499,315,653.63
  5. Step 5: Solve for x
    x = 22,499,315,653.63/170,866.88
  6. Step 6: Final answer
    x = 131,677.45

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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.