Home / 58,551.33-87,799.66-21,106.47

Finding the Fourth Proportional to 58,551.33, 87,799.66 and 21,106.47

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Solution

The fourth proportional to 58,551.33, 87,799.66 and 21,106.47 is: 31,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.33 : 87,799.66 = 21,106.47 : x
  2. Step 2: Convert to fraction form
    58,551.33/87,799.66 = 21,106.47/x
  3. Step 3: Cross multiply
    58,551.33x = 87,799.66 × 21,106.47
  4. Step 4: Simplify right side
    58,551.33x = 1,853,140,837.03
  5. Step 5: Solve for x
    x = 1,853,140,837.03/58,551.33
  6. Step 6: Final answer
    x = 31,649.85

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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.