Home / 48,102.40-66,387.84-26,883.20

Finding the Fourth Proportional to 48,102.40, 66,387.84 and 26,883.20

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Solution

The fourth proportional to 48,102.40, 66,387.84 and 26,883.20 is: 37,102.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,102.40 : 66,387.84 = 26,883.20 : x
  2. Step 2: Convert to fraction form
    48,102.40/66,387.84 = 26,883.20/x
  3. Step 3: Cross multiply
    48,102.40x = 66,387.84 × 26,883.20
  4. Step 4: Simplify right side
    48,102.40x = 1,784,717,580.29
  5. Step 5: Solve for x
    x = 1,784,717,580.29/48,102.40
  6. Step 6: Final answer
    x = 37,102.46

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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.