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Finding the Fourth Proportional to 112,026, 154,595.88 and 61,726.08

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Solution

The fourth proportional to 112,026, 154,595.88 and 61,726.08 is: 85,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,026 : 154,595.88 = 61,726.08 : x
  2. Step 2: Convert to fraction form
    112,026/154,595.88 = 61,726.08/x
  3. Step 3: Cross multiply
    112,026x = 154,595.88 × 61,726.08
  4. Step 4: Simplify right side
    112,026x = 9,542,597,656.55
  5. Step 5: Solve for x
    x = 9,542,597,656.55/112,026
  6. Step 6: Final answer
    x = 85,181.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.