Home / 160,586.90-221,640.92-92,647.74

Finding the Fourth Proportional to 160,586.90, 221,640.92 and 92,647.74

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Solution

The fourth proportional to 160,586.90, 221,640.92 and 92,647.74 is: 127,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,586.90 : 221,640.92 = 92,647.74 : x
  2. Step 2: Convert to fraction form
    160,586.90/221,640.92 = 92,647.74/x
  3. Step 3: Cross multiply
    160,586.90x = 221,640.92 × 92,647.74
  4. Step 4: Simplify right side
    160,586.90x = 20,534,530,329.52
  5. Step 5: Solve for x
    x = 20,534,530,329.52/160,586.90
  6. Step 6: Final answer
    x = 127,871.76

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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.