Home / 178,835.95-268,295.47-52,471.09

Finding the Fourth Proportional to 178,835.95, 268,295.47 and 52,471.09

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Solution

The fourth proportional to 178,835.95, 268,295.47 and 52,471.09 is: 78,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,835.95 : 268,295.47 = 52,471.09 : x
  2. Step 2: Convert to fraction form
    178,835.95/268,295.47 = 52,471.09/x
  3. Step 3: Cross multiply
    178,835.95x = 268,295.47 × 52,471.09
  4. Step 4: Simplify right side
    178,835.95x = 14,077,755,752.96
  5. Step 5: Solve for x
    x = 14,077,755,752.96/178,835.95
  6. Step 6: Final answer
    x = 78,718.82

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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.