Home / 56,601.78-78,107.13-32,726.76

Finding the Fourth Proportional to 56,601.78, 78,107.13 and 32,726.76

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Solution

The fourth proportional to 56,601.78, 78,107.13 and 32,726.76 is: 45,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,601.78 : 78,107.13 = 32,726.76 : x
  2. Step 2: Convert to fraction form
    56,601.78/78,107.13 = 32,726.76/x
  3. Step 3: Cross multiply
    56,601.78x = 78,107.13 × 32,726.76
  4. Step 4: Simplify right side
    56,601.78x = 2,556,193,297.80
  5. Step 5: Solve for x
    x = 2,556,193,297.80/56,601.78
  6. Step 6: Final answer
    x = 45,161.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.