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Finding the Fourth Proportional to 160,506.92, 221,499.11 and 92,523.32

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Solution

The fourth proportional to 160,506.92, 221,499.11 and 92,523.32 is: 127,681.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,506.92 : 221,499.11 = 92,523.32 : x
  2. Step 2: Convert to fraction form
    160,506.92/221,499.11 = 92,523.32/x
  3. Step 3: Cross multiply
    160,506.92x = 221,499.11 × 92,523.32
  4. Step 4: Simplify right side
    160,506.92x = 20,493,831,464.13
  5. Step 5: Solve for x
    x = 20,493,831,464.13/160,506.92
  6. Step 6: Final answer
    x = 127,681.92

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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.