Home / 53,479.76-80,365.06-28,537.44

Finding the Fourth Proportional to 53,479.76, 80,365.06 and 28,537.44

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Solution

The fourth proportional to 53,479.76, 80,365.06 and 28,537.44 is: 42,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.76 : 80,365.06 = 28,537.44 : x
  2. Step 2: Convert to fraction form
    53,479.76/80,365.06 = 28,537.44/x
  3. Step 3: Cross multiply
    53,479.76x = 80,365.06 × 28,537.44
  4. Step 4: Simplify right side
    53,479.76x = 2,293,413,077.85
  5. Step 5: Solve for x
    x = 2,293,413,077.85/53,479.76
  6. Step 6: Final answer
    x = 42,883.76

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1.5x scale

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.