Home / 35,199.20-52,892.40-19,416.80

Finding the Fourth Proportional to 35,199.20, 52,892.40 and 19,416.80

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Solution

The fourth proportional to 35,199.20, 52,892.40 and 19,416.80 is: 29,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,199.20 : 52,892.40 = 19,416.80 : x
  2. Step 2: Convert to fraction form
    35,199.20/52,892.40 = 19,416.80/x
  3. Step 3: Cross multiply
    35,199.20x = 52,892.40 × 19,416.80
  4. Step 4: Simplify right side
    35,199.20x = 1,027,001,152.32
  5. Step 5: Solve for x
    x = 1,027,001,152.32/35,199.20
  6. Step 6: Final answer
    x = 29,176.83

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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.