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Finding the Fourth Proportional to 150,952.80, 208,326.48 and 90,525.72

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Solution

The fourth proportional to 150,952.80, 208,326.48 and 90,525.72 is: 124,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,952.80 : 208,326.48 = 90,525.72 : x
  2. Step 2: Convert to fraction form
    150,952.80/208,326.48 = 90,525.72/x
  3. Step 3: Cross multiply
    150,952.80x = 208,326.48 × 90,525.72
  4. Step 4: Simplify right side
    150,952.80x = 18,858,904,597.07
  5. Step 5: Solve for x
    x = 18,858,904,597.07/150,952.80
  6. Step 6: Final answer
    x = 124,932.46

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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.