Home / 58,817.28-81,165.40-31,958.88

Finding the Fourth Proportional to 58,817.28, 81,165.40 and 31,958.88

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Solution

The fourth proportional to 58,817.28, 81,165.40 and 31,958.88 is: 44,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,817.28 : 81,165.40 = 31,958.88 : x
  2. Step 2: Convert to fraction form
    58,817.28/81,165.40 = 31,958.88/x
  3. Step 3: Cross multiply
    58,817.28x = 81,165.40 × 31,958.88
  4. Step 4: Simplify right side
    58,817.28x = 2,593,955,278.75
  5. Step 5: Solve for x
    x = 2,593,955,278.75/58,817.28
  6. Step 6: Final answer
    x = 44,101.93

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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.