Home / 56,320.20-84,419.26-36,612.92

Finding the Fourth Proportional to 56,320.20, 84,419.26 and 36,612.92

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Solution

The fourth proportional to 56,320.20, 84,419.26 and 36,612.92 is: 54,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,320.20 : 84,419.26 = 36,612.92 : x
  2. Step 2: Convert to fraction form
    56,320.20/84,419.26 = 36,612.92/x
  3. Step 3: Cross multiply
    56,320.20x = 84,419.26 × 36,612.92
  4. Step 4: Simplify right side
    56,320.20x = 3,090,835,612.84
  5. Step 5: Solve for x
    x = 3,090,835,612.84/56,320.20
  6. Step 6: Final answer
    x = 54,879.70

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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.