Home / 161,713.52-223,164.84-93,743.60

Finding the Fourth Proportional to 161,713.52, 223,164.84 and 93,743.60

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Solution

The fourth proportional to 161,713.52, 223,164.84 and 93,743.60 is: 129,366.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,713.52 : 223,164.84 = 93,743.60 : x
  2. Step 2: Convert to fraction form
    161,713.52/223,164.84 = 93,743.60/x
  3. Step 3: Cross multiply
    161,713.52x = 223,164.84 × 93,743.60
  4. Step 4: Simplify right side
    161,713.52x = 20,920,275,495.02
  5. Step 5: Solve for x
    x = 20,920,275,495.02/161,713.52
  6. Step 6: Final answer
    x = 129,366.27

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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.