Home / 53,333.68-80,000.50-15,892.78

Finding the Fourth Proportional to 53,333.68, 80,000.50 and 15,892.78

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Solution

The fourth proportional to 53,333.68, 80,000.50 and 15,892.78 is: 23,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,333.68 : 80,000.50 = 15,892.78 : x
  2. Step 2: Convert to fraction form
    53,333.68/80,000.50 = 15,892.78/x
  3. Step 3: Cross multiply
    53,333.68x = 80,000.50 × 15,892.78
  4. Step 4: Simplify right side
    53,333.68x = 1,271,430,346.39
  5. Step 5: Solve for x
    x = 1,271,430,346.39/53,333.68
  6. Step 6: Final answer
    x = 23,839.16

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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.