Home / 56,775.06-85,162.59-21,725.46

Finding the Fourth Proportional to 56,775.06, 85,162.59 and 21,725.46

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Solution

The fourth proportional to 56,775.06, 85,162.59 and 21,725.46 is: 32,588.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,775.06 : 85,162.59 = 21,725.46 : x
  2. Step 2: Convert to fraction form
    56,775.06/85,162.59 = 21,725.46/x
  3. Step 3: Cross multiply
    56,775.06x = 85,162.59 × 21,725.46
  4. Step 4: Simplify right side
    56,775.06x = 1,850,196,442.54
  5. Step 5: Solve for x
    x = 1,850,196,442.54/56,775.06
  6. Step 6: Final answer
    x = 32,588.19

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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.