Home / 58,724.75-81,040.37-31,867.25

Finding the Fourth Proportional to 58,724.75, 81,040.37 and 31,867.25

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Solution

The fourth proportional to 58,724.75, 81,040.37 and 31,867.25 is: 43,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,724.75 : 81,040.37 = 31,867.25 : x
  2. Step 2: Convert to fraction form
    58,724.75/81,040.37 = 31,867.25/x
  3. Step 3: Cross multiply
    58,724.75x = 81,040.37 × 31,867.25
  4. Step 4: Simplify right side
    58,724.75x = 2,582,533,166.34
  5. Step 5: Solve for x
    x = 2,582,533,166.34/58,724.75
  6. Step 6: Final answer
    x = 43,976.92

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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.