Home / 64,290.78-96,464.52-22,177.26

Finding the Fourth Proportional to 64,290.78, 96,464.52 and 22,177.26

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Solution

The fourth proportional to 64,290.78, 96,464.52 and 22,177.26 is: 33,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,290.78 : 96,464.52 = 22,177.26 : x
  2. Step 2: Convert to fraction form
    64,290.78/96,464.52 = 22,177.26/x
  3. Step 3: Cross multiply
    64,290.78x = 96,464.52 × 22,177.26
  4. Step 4: Simplify right side
    64,290.78x = 2,139,318,740.82
  5. Step 5: Solve for x
    x = 2,139,318,740.82/64,290.78
  6. Step 6: Final answer
    x = 33,275.67

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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.