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Finding the Fourth Proportional to 119,065.77, 178,598.12 and 35,959.77

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Solution

The fourth proportional to 119,065.77, 178,598.12 and 35,959.77 is: 53,939.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,065.77 : 178,598.12 = 35,959.77 : x
  2. Step 2: Convert to fraction form
    119,065.77/178,598.12 = 35,959.77/x
  3. Step 3: Cross multiply
    119,065.77x = 178,598.12 × 35,959.77
  4. Step 4: Simplify right side
    119,065.77x = 6,422,347,137.83
  5. Step 5: Solve for x
    x = 6,422,347,137.83/119,065.77
  6. Step 6: Final answer
    x = 53,939.49

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Similar ratio
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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.