Home / 79,719.12-109,996.23-60,593.79

Finding the Fourth Proportional to 79,719.12, 109,996.23 and 60,593.79

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Solution

The fourth proportional to 79,719.12, 109,996.23 and 60,593.79 is: 83,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,719.12 : 109,996.23 = 60,593.79 : x
  2. Step 2: Convert to fraction form
    79,719.12/109,996.23 = 60,593.79/x
  3. Step 3: Cross multiply
    79,719.12x = 109,996.23 × 60,593.79
  4. Step 4: Simplify right side
    79,719.12x = 6,665,088,461.41
  5. Step 5: Solve for x
    x = 6,665,088,461.41/79,719.12
  6. Step 6: Final answer
    x = 83,607.15

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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.