Home / 161,845.49-223,342.46-93,858.20

Finding the Fourth Proportional to 161,845.49, 223,342.46 and 93,858.20

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Solution

The fourth proportional to 161,845.49, 223,342.46 and 93,858.20 is: 129,521.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,845.49 : 223,342.46 = 93,858.20 : x
  2. Step 2: Convert to fraction form
    161,845.49/223,342.46 = 93,858.20/x
  3. Step 3: Cross multiply
    161,845.49x = 223,342.46 × 93,858.20
  4. Step 4: Simplify right side
    161,845.49x = 20,962,521,720.21
  5. Step 5: Solve for x
    x = 20,962,521,720.21/161,845.49
  6. Step 6: Final answer
    x = 129,521.82

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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.