Home / 40,653.70-56,103.84-25,134.71

Finding the Fourth Proportional to 40,653.70, 56,103.84 and 25,134.71

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Solution

The fourth proportional to 40,653.70, 56,103.84 and 25,134.71 is: 34,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,653.70 : 56,103.84 = 25,134.71 : x
  2. Step 2: Convert to fraction form
    40,653.70/56,103.84 = 25,134.71/x
  3. Step 3: Cross multiply
    40,653.70x = 56,103.84 × 25,134.71
  4. Step 4: Simplify right side
    40,653.70x = 1,410,153,467.77
  5. Step 5: Solve for x
    x = 1,410,153,467.77/40,653.70
  6. Step 6: Final answer
    x = 34,686.97

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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.