Home / 178,883.19-268,333.95-45,764.58

Finding the Fourth Proportional to 178,883.19, 268,333.95 and 45,764.58

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Solution

The fourth proportional to 178,883.19, 268,333.95 and 45,764.58 is: 68,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,883.19 : 268,333.95 = 45,764.58 : x
  2. Step 2: Convert to fraction form
    178,883.19/268,333.95 = 45,764.58/x
  3. Step 3: Cross multiply
    178,883.19x = 268,333.95 × 45,764.58
  4. Step 4: Simplify right side
    178,883.19x = 12,280,190,521.49
  5. Step 5: Solve for x
    x = 12,280,190,521.49/178,883.19
  6. Step 6: Final answer
    x = 68,649.21

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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.