Home / 165,397.24-248,177.85-65,555.20

Finding the Fourth Proportional to 165,397.24, 248,177.85 and 65,555.20

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Solution

The fourth proportional to 165,397.24, 248,177.85 and 65,555.20 is: 98,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,397.24 : 248,177.85 = 65,555.20 : x
  2. Step 2: Convert to fraction form
    165,397.24/248,177.85 = 65,555.20/x
  3. Step 3: Cross multiply
    165,397.24x = 248,177.85 × 65,555.20
  4. Step 4: Simplify right side
    165,397.24x = 16,269,348,592.32
  5. Step 5: Solve for x
    x = 16,269,348,592.32/165,397.24
  6. Step 6: Final answer
    x = 98,365.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.