Home / 58,252.96-80,356.62-40,358.44

Finding the Fourth Proportional to 58,252.96, 80,356.62 and 40,358.44

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Solution

The fourth proportional to 58,252.96, 80,356.62 and 40,358.44 is: 55,672.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,252.96 : 80,356.62 = 40,358.44 : x
  2. Step 2: Convert to fraction form
    58,252.96/80,356.62 = 40,358.44/x
  3. Step 3: Cross multiply
    58,252.96x = 80,356.62 × 40,358.44
  4. Step 4: Simplify right side
    58,252.96x = 3,243,067,826.87
  5. Step 5: Solve for x
    x = 3,243,067,826.87/58,252.96
  6. Step 6: Final answer
    x = 55,672.16

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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.