Home / 56,378.24-77,782.65-32,161.80

Finding the Fourth Proportional to 56,378.24, 77,782.65 and 32,161.80

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Solution

The fourth proportional to 56,378.24, 77,782.65 and 32,161.80 is: 44,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,378.24 : 77,782.65 = 32,161.80 : x
  2. Step 2: Convert to fraction form
    56,378.24/77,782.65 = 32,161.80/x
  3. Step 3: Cross multiply
    56,378.24x = 77,782.65 × 32,161.80
  4. Step 4: Simplify right side
    56,378.24x = 2,501,630,032.77
  5. Step 5: Solve for x
    x = 2,501,630,032.77/56,378.24
  6. Step 6: Final answer
    x = 44,372.27

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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.