Home / 59,420.64-81,990.07-33,915.36

Finding the Fourth Proportional to 59,420.64, 81,990.07 and 33,915.36

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Solution

The fourth proportional to 59,420.64, 81,990.07 and 33,915.36 is: 46,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,420.64 : 81,990.07 = 33,915.36 : x
  2. Step 2: Convert to fraction form
    59,420.64/81,990.07 = 33,915.36/x
  3. Step 3: Cross multiply
    59,420.64x = 81,990.07 × 33,915.36
  4. Step 4: Simplify right side
    59,420.64x = 2,780,722,740.48
  5. Step 5: Solve for x
    x = 2,780,722,740.48/59,420.64
  6. Step 6: Final answer
    x = 46,797.25

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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.