Home / 132,336.89-182,618.87-74,975.05

Finding the Fourth Proportional to 132,336.89, 182,618.87 and 74,975.05

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Solution

The fourth proportional to 132,336.89, 182,618.87 and 74,975.05 is: 103,462.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,336.89 : 182,618.87 = 74,975.05 : x
  2. Step 2: Convert to fraction form
    132,336.89/182,618.87 = 74,975.05/x
  3. Step 3: Cross multiply
    132,336.89x = 182,618.87 × 74,975.05
  4. Step 4: Simplify right side
    132,336.89x = 13,691,858,640.08
  5. Step 5: Solve for x
    x = 13,691,858,640.08/132,336.89
  6. Step 6: Final answer
    x = 103,462.14

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1.5x scale

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.