Home / 160,396.08-221,370.83-92,423.12

Finding the Fourth Proportional to 160,396.08, 221,370.83 and 92,423.12

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Solution

The fourth proportional to 160,396.08, 221,370.83 and 92,423.12 is: 127,557.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,396.08 : 221,370.83 = 92,423.12 : x
  2. Step 2: Convert to fraction form
    160,396.08/221,370.83 = 92,423.12/x
  3. Step 3: Cross multiply
    160,396.08x = 221,370.83 × 92,423.12
  4. Step 4: Simplify right side
    160,396.08x = 20,459,781,216.62
  5. Step 5: Solve for x
    x = 20,459,781,216.62/160,396.08
  6. Step 6: Final answer
    x = 127,557.86

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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.