Home / 79,526.43-109,665.11-52,659.14

Finding the Fourth Proportional to 79,526.43, 109,665.11 and 52,659.14

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Solution

The fourth proportional to 79,526.43, 109,665.11 and 52,659.14 is: 72,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,526.43 : 109,665.11 = 52,659.14 : x
  2. Step 2: Convert to fraction form
    79,526.43/109,665.11 = 52,659.14/x
  3. Step 3: Cross multiply
    79,526.43x = 109,665.11 × 52,659.14
  4. Step 4: Simplify right side
    79,526.43x = 5,774,869,568.98
  5. Step 5: Solve for x
    x = 5,774,869,568.98/79,526.43
  6. Step 6: Final answer
    x = 72,615.73

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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.