Home / 161,949.36-223,630.80-101,624.60

Finding the Fourth Proportional to 161,949.36, 223,630.80 and 101,624.60

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Solution

The fourth proportional to 161,949.36, 223,630.80 and 101,624.60 is: 140,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,949.36 : 223,630.80 = 101,624.60 : x
  2. Step 2: Convert to fraction form
    161,949.36/223,630.80 = 101,624.60/x
  3. Step 3: Cross multiply
    161,949.36x = 223,630.80 × 101,624.60
  4. Step 4: Simplify right side
    161,949.36x = 22,726,390,597.68
  5. Step 5: Solve for x
    x = 22,726,390,597.68/161,949.36
  6. Step 6: Final answer
    x = 140,330.23

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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.