Home / 196,287.76-270,722.28-165,552.40

Finding the Fourth Proportional to 196,287.76, 270,722.28 and 165,552.40

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Solution

The fourth proportional to 196,287.76, 270,722.28 and 165,552.40 is: 228,331.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,287.76 : 270,722.28 = 165,552.40 : x
  2. Step 2: Convert to fraction form
    196,287.76/270,722.28 = 165,552.40/x
  3. Step 3: Cross multiply
    196,287.76x = 270,722.28 × 165,552.40
  4. Step 4: Simplify right side
    196,287.76x = 44,818,723,187.47
  5. Step 5: Solve for x
    x = 44,818,723,187.47/196,287.76
  6. Step 6: Final answer
    x = 228,331.73

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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.