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Finding the Fourth Proportional to 162,094.83, 223,691.12 and 90,474.83

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Solution

The fourth proportional to 162,094.83, 223,691.12 and 90,474.83 is: 124,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,094.83 : 223,691.12 = 90,474.83 : x
  2. Step 2: Convert to fraction form
    162,094.83/223,691.12 = 90,474.83/x
  3. Step 3: Cross multiply
    162,094.83x = 223,691.12 × 90,474.83
  4. Step 4: Simplify right side
    162,094.83x = 20,238,416,054.51
  5. Step 5: Solve for x
    x = 20,238,416,054.51/162,094.83
  6. Step 6: Final answer
    x = 124,855.41

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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.