Home / 118,922.98-178,384.47-48,753.10

Finding the Fourth Proportional to 118,922.98, 178,384.47 and 48,753.10

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Solution

The fourth proportional to 118,922.98, 178,384.47 and 48,753.10 is: 73,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,922.98 : 178,384.47 = 48,753.10 : x
  2. Step 2: Convert to fraction form
    118,922.98/178,384.47 = 48,753.10/x
  3. Step 3: Cross multiply
    118,922.98x = 178,384.47 × 48,753.10
  4. Step 4: Simplify right side
    118,922.98x = 8,696,795,904.36
  5. Step 5: Solve for x
    x = 8,696,795,904.36/118,922.98
  6. Step 6: Final answer
    x = 73,129.65

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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.