Home / 178,959.42-268,432.98-45,840.83

Finding the Fourth Proportional to 178,959.42, 268,432.98 and 45,840.83

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Solution

The fourth proportional to 178,959.42, 268,432.98 and 45,840.83 is: 68,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,959.42 : 268,432.98 = 45,840.83 : x
  2. Step 2: Convert to fraction form
    178,959.42/268,432.98 = 45,840.83/x
  3. Step 3: Cross multiply
    178,959.42x = 268,432.98 × 45,840.83
  4. Step 4: Simplify right side
    178,959.42x = 12,305,190,602.57
  5. Step 5: Solve for x
    x = 12,305,190,602.57/178,959.42
  6. Step 6: Final answer
    x = 68,759.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.