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Finding the Fourth Proportional to 160,886.94, 222,029.94 and 97,212.42

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Solution

The fourth proportional to 160,886.94, 222,029.94 and 97,212.42 is: 134,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,886.94 : 222,029.94 = 97,212.42 : x
  2. Step 2: Convert to fraction form
    160,886.94/222,029.94 = 97,212.42/x
  3. Step 3: Cross multiply
    160,886.94x = 222,029.94 × 97,212.42
  4. Step 4: Simplify right side
    160,886.94x = 21,584,067,779.85
  5. Step 5: Solve for x
    x = 21,584,067,779.85/160,886.94
  6. Step 6: Final answer
    x = 134,156.74

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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.