Home / 57,084.30-78,777.06-35,582.73

Finding the Fourth Proportional to 57,084.30, 78,777.06 and 35,582.73

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Solution

The fourth proportional to 57,084.30, 78,777.06 and 35,582.73 is: 49,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.30 : 78,777.06 = 35,582.73 : x
  2. Step 2: Convert to fraction form
    57,084.30/78,777.06 = 35,582.73/x
  3. Step 3: Cross multiply
    57,084.30x = 78,777.06 × 35,582.73
  4. Step 4: Simplify right side
    57,084.30x = 2,803,102,856.17
  5. Step 5: Solve for x
    x = 2,803,102,856.17/57,084.30
  6. Step 6: Final answer
    x = 49,104.62

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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.