Home / 54,056.16-74,597.36-30,188.50

Finding the Fourth Proportional to 54,056.16, 74,597.36 and 30,188.50

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Solution

The fourth proportional to 54,056.16, 74,597.36 and 30,188.50 is: 41,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,056.16 : 74,597.36 = 30,188.50 : x
  2. Step 2: Convert to fraction form
    54,056.16/74,597.36 = 30,188.50/x
  3. Step 3: Cross multiply
    54,056.16x = 74,597.36 × 30,188.50
  4. Step 4: Simplify right side
    54,056.16x = 2,251,982,064.92
  5. Step 5: Solve for x
    x = 2,251,982,064.92/54,056.16
  6. Step 6: Final answer
    x = 41,660.05

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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.