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Finding the Fourth Proportional to 160,483.46, 221,466.78 and 92,499.89

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Solution

The fourth proportional to 160,483.46, 221,466.78 and 92,499.89 is: 127,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,483.46 : 221,466.78 = 92,499.89 : x
  2. Step 2: Convert to fraction form
    160,483.46/221,466.78 = 92,499.89/x
  3. Step 3: Cross multiply
    160,483.46x = 221,466.78 × 92,499.89
  4. Step 4: Simplify right side
    160,483.46x = 20,485,652,252.91
  5. Step 5: Solve for x
    x = 20,485,652,252.91/160,483.46
  6. Step 6: Final answer
    x = 127,649.61

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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.