Home / 82,080.72-113,272.38-46,270.74

Finding the Fourth Proportional to 82,080.72, 113,272.38 and 46,270.74

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Solution

The fourth proportional to 82,080.72, 113,272.38 and 46,270.74 is: 63,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,080.72 : 113,272.38 = 46,270.74 : x
  2. Step 2: Convert to fraction form
    82,080.72/113,272.38 = 46,270.74/x
  3. Step 3: Cross multiply
    82,080.72x = 113,272.38 × 46,270.74
  4. Step 4: Simplify right side
    82,080.72x = 5,241,196,844.16
  5. Step 5: Solve for x
    x = 5,241,196,844.16/82,080.72
  6. Step 6: Final answer
    x = 63,854.18

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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.