Home / 165,613.30-248,433.45-70,844.20

Finding the Fourth Proportional to 165,613.30, 248,433.45 and 70,844.20

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Solution

The fourth proportional to 165,613.30, 248,433.45 and 70,844.20 is: 106,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,613.30 : 248,433.45 = 70,844.20 : x
  2. Step 2: Convert to fraction form
    165,613.30/248,433.45 = 70,844.20/x
  3. Step 3: Cross multiply
    165,613.30x = 248,433.45 × 70,844.20
  4. Step 4: Simplify right side
    165,613.30x = 17,600,069,018.49
  5. Step 5: Solve for x
    x = 17,600,069,018.49/165,613.30
  6. Step 6: Final answer
    x = 106,272.07

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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.