Home / 165,613.13-248,423.78-60,432.06

Finding the Fourth Proportional to 165,613.13, 248,423.78 and 60,432.06

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Solution

The fourth proportional to 165,613.13, 248,423.78 and 60,432.06 is: 90,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,613.13 : 248,423.78 = 60,432.06 : x
  2. Step 2: Convert to fraction form
    165,613.13/248,423.78 = 60,432.06/x
  3. Step 3: Cross multiply
    165,613.13x = 248,423.78 × 60,432.06
  4. Step 4: Simplify right side
    165,613.13x = 15,012,760,778.39
  5. Step 5: Solve for x
    x = 15,012,760,778.39/165,613.13
  6. Step 6: Final answer
    x = 90,649.58

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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.