Home / 161,850.52-223,365.54-93,890.71

Finding the Fourth Proportional to 161,850.52, 223,365.54 and 93,890.71

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Solution

The fourth proportional to 161,850.52, 223,365.54 and 93,890.71 is: 129,576.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,850.52 : 223,365.54 = 93,890.71 : x
  2. Step 2: Convert to fraction form
    161,850.52/223,365.54 = 93,890.71/x
  3. Step 3: Cross multiply
    161,850.52x = 223,365.54 × 93,890.71
  4. Step 4: Simplify right side
    161,850.52x = 20,971,949,140.13
  5. Step 5: Solve for x
    x = 20,971,949,140.13/161,850.52
  6. Step 6: Final answer
    x = 129,576.04

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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.