Home / 58,797.06-81,140.16-31,940.02

Finding the Fourth Proportional to 58,797.06, 81,140.16 and 31,940.02

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Solution

The fourth proportional to 58,797.06, 81,140.16 and 31,940.02 is: 44,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,797.06 : 81,140.16 = 31,940.02 : x
  2. Step 2: Convert to fraction form
    58,797.06/81,140.16 = 31,940.02/x
  3. Step 3: Cross multiply
    58,797.06x = 81,140.16 × 31,940.02
  4. Step 4: Simplify right side
    58,797.06x = 2,591,618,333.20
  5. Step 5: Solve for x
    x = 2,591,618,333.20/58,797.06
  6. Step 6: Final answer
    x = 44,077.35

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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.