Home / 118,927.98-178,410.39-40,036.02

Finding the Fourth Proportional to 118,927.98, 178,410.39 and 40,036.02

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Solution

The fourth proportional to 118,927.98, 178,410.39 and 40,036.02 is: 60,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,927.98 : 178,410.39 = 40,036.02 : x
  2. Step 2: Convert to fraction form
    118,927.98/178,410.39 = 40,036.02/x
  3. Step 3: Cross multiply
    118,927.98x = 178,410.39 × 40,036.02
  4. Step 4: Simplify right side
    118,927.98x = 7,142,841,942.25
  5. Step 5: Solve for x
    x = 7,142,841,942.25/118,927.98
  6. Step 6: Final answer
    x = 60,060.23

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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.