Home / 185,815.68-256,181.50-134,089.28

Finding the Fourth Proportional to 185,815.68, 256,181.50 and 134,089.28

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Solution

The fourth proportional to 185,815.68, 256,181.50 and 134,089.28 is: 184,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,815.68 : 256,181.50 = 134,089.28 : x
  2. Step 2: Convert to fraction form
    185,815.68/256,181.50 = 134,089.28/x
  3. Step 3: Cross multiply
    185,815.68x = 256,181.50 × 134,089.28
  4. Step 4: Simplify right side
    185,815.68x = 34,351,192,884.32
  5. Step 5: Solve for x
    x = 34,351,192,884.32/185,815.68
  6. Step 6: Final answer
    x = 184,867.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.