Home / 165,502.39-228,386.57-93,880.88

Finding the Fourth Proportional to 165,502.39, 228,386.57 and 93,880.88

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Solution

The fourth proportional to 165,502.39, 228,386.57 and 93,880.88 is: 129,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,502.39 : 228,386.57 = 93,880.88 : x
  2. Step 2: Convert to fraction form
    165,502.39/228,386.57 = 93,880.88/x
  3. Step 3: Cross multiply
    165,502.39x = 228,386.57 × 93,880.88
  4. Step 4: Simplify right side
    165,502.39x = 21,441,132,171.78
  5. Step 5: Solve for x
    x = 21,441,132,171.78/165,502.39
  6. Step 6: Final answer
    x = 129,551.80

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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.