Home / 57,970.16-79,999.12-32,824.56

Finding the Fourth Proportional to 57,970.16, 79,999.12 and 32,824.56

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Solution

The fourth proportional to 57,970.16, 79,999.12 and 32,824.56 is: 45,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,970.16 : 79,999.12 = 32,824.56 : x
  2. Step 2: Convert to fraction form
    57,970.16/79,999.12 = 32,824.56/x
  3. Step 3: Cross multiply
    57,970.16x = 79,999.12 × 32,824.56
  4. Step 4: Simplify right side
    57,970.16x = 2,625,935,914.39
  5. Step 5: Solve for x
    x = 2,625,935,914.39/57,970.16
  6. Step 6: Final answer
    x = 45,298.06

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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.