Home / 165,925.22-248,854.34-47,564.78

Finding the Fourth Proportional to 165,925.22, 248,854.34 and 47,564.78

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Solution

The fourth proportional to 165,925.22, 248,854.34 and 47,564.78 is: 71,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,925.22 : 248,854.34 = 47,564.78 : x
  2. Step 2: Convert to fraction form
    165,925.22/248,854.34 = 47,564.78/x
  3. Step 3: Cross multiply
    165,925.22x = 248,854.34 × 47,564.78
  4. Step 4: Simplify right side
    165,925.22x = 11,836,701,934.15
  5. Step 5: Solve for x
    x = 11,836,701,934.15/165,925.22
  6. Step 6: Final answer
    x = 71,337.57

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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.