Home / 48,511.58-66,945.71-27,291.02

Finding the Fourth Proportional to 48,511.58, 66,945.71 and 27,291.02

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Solution

The fourth proportional to 48,511.58, 66,945.71 and 27,291.02 is: 37,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,511.58 : 66,945.71 = 27,291.02 : x
  2. Step 2: Convert to fraction form
    48,511.58/66,945.71 = 27,291.02/x
  3. Step 3: Cross multiply
    48,511.58x = 66,945.71 × 27,291.02
  4. Step 4: Simplify right side
    48,511.58x = 1,827,016,574.07
  5. Step 5: Solve for x
    x = 1,827,016,574.07/48,511.58
  6. Step 6: Final answer
    x = 37,661.45

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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.