Home / 56,472.93-84,714.63-40,311.69

Finding the Fourth Proportional to 56,472.93, 84,714.63 and 40,311.69

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Solution

The fourth proportional to 56,472.93, 84,714.63 and 40,311.69 is: 60,471.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,472.93 : 84,714.63 = 40,311.69 : x
  2. Step 2: Convert to fraction form
    56,472.93/84,714.63 = 40,311.69/x
  3. Step 3: Cross multiply
    56,472.93x = 84,714.63 × 40,311.69
  4. Step 4: Simplify right side
    56,472.93x = 3,414,989,903.02
  5. Step 5: Solve for x
    x = 3,414,989,903.02/56,472.93
  6. Step 6: Final answer
    x = 60,471.27

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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.