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Finding the Fourth Proportional to 162,525.98, 224,286.43 and 90,901.43

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Solution

The fourth proportional to 162,525.98, 224,286.43 and 90,901.43 is: 125,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,525.98 : 224,286.43 = 90,901.43 : x
  2. Step 2: Convert to fraction form
    162,525.98/224,286.43 = 90,901.43/x
  3. Step 3: Cross multiply
    162,525.98x = 224,286.43 × 90,901.43
  4. Step 4: Simplify right side
    162,525.98x = 20,387,957,216.59
  5. Step 5: Solve for x
    x = 20,387,957,216.59/162,525.98
  6. Step 6: Final answer
    x = 125,444.30

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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.