Home / 160,166.38-221,051.55-92,181.96

Finding the Fourth Proportional to 160,166.38, 221,051.55 and 92,181.96

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Solution

The fourth proportional to 160,166.38, 221,051.55 and 92,181.96 is: 127,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,166.38 : 221,051.55 = 92,181.96 : x
  2. Step 2: Convert to fraction form
    160,166.38/221,051.55 = 92,181.96/x
  3. Step 3: Cross multiply
    160,166.38x = 221,051.55 × 92,181.96
  4. Step 4: Simplify right side
    160,166.38x = 20,376,965,140.04
  5. Step 5: Solve for x
    x = 20,376,965,140.04/160,166.38
  6. Step 6: Final answer
    x = 127,223.74

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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.