Home / 58,856.31-81,222.39-31,998.22

Finding the Fourth Proportional to 58,856.31, 81,222.39 and 31,998.22

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Solution

The fourth proportional to 58,856.31, 81,222.39 and 31,998.22 is: 44,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,856.31 : 81,222.39 = 31,998.22 : x
  2. Step 2: Convert to fraction form
    58,856.31/81,222.39 = 31,998.22/x
  3. Step 3: Cross multiply
    58,856.31x = 81,222.39 × 31,998.22
  4. Step 4: Simplify right side
    58,856.31x = 2,598,971,701.09
  5. Step 5: Solve for x
    x = 2,598,971,701.09/58,856.31
  6. Step 6: Final answer
    x = 44,157.91

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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.