Home / 152,593.20-228,889.80-99,449.10

Finding the Fourth Proportional to 152,593.20, 228,889.80 and 99,449.10

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Solution

The fourth proportional to 152,593.20, 228,889.80 and 99,449.10 is: 149,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,593.20 : 228,889.80 = 99,449.10 : x
  2. Step 2: Convert to fraction form
    152,593.20/228,889.80 = 99,449.10/x
  3. Step 3: Cross multiply
    152,593.20x = 228,889.80 × 99,449.10
  4. Step 4: Simplify right side
    152,593.20x = 22,762,884,609.18
  5. Step 5: Solve for x
    x = 22,762,884,609.18/152,593.20
  6. Step 6: Final answer
    x = 149,173.65

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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.