Home / 54,880.58-82,264.38-21,587.16

Finding the Fourth Proportional to 54,880.58, 82,264.38 and 21,587.16

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Solution

The fourth proportional to 54,880.58, 82,264.38 and 21,587.16 is: 32,358.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,880.58 : 82,264.38 = 21,587.16 : x
  2. Step 2: Convert to fraction form
    54,880.58/82,264.38 = 21,587.16/x
  3. Step 3: Cross multiply
    54,880.58x = 82,264.38 × 21,587.16
  4. Step 4: Simplify right side
    54,880.58x = 1,775,854,333.36
  5. Step 5: Solve for x
    x = 1,775,854,333.36/54,880.58
  6. Step 6: Final answer
    x = 32,358.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.