Home / 182,938.69-252,376.32-129,269.71

Finding the Fourth Proportional to 182,938.69, 252,376.32 and 129,269.71

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Solution

The fourth proportional to 182,938.69, 252,376.32 and 129,269.71 is: 178,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,938.69 : 252,376.32 = 129,269.71 : x
  2. Step 2: Convert to fraction form
    182,938.69/252,376.32 = 129,269.71/x
  3. Step 3: Cross multiply
    182,938.69x = 252,376.32 × 129,269.71
  4. Step 4: Simplify right side
    182,938.69x = 32,624,613,697.27
  5. Step 5: Solve for x
    x = 32,624,613,697.27/182,938.69
  6. Step 6: Final answer
    x = 178,336.33

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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.