Home / 56,660.94-78,182.28-32,786.19

Finding the Fourth Proportional to 56,660.94, 78,182.28 and 32,786.19

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Solution

The fourth proportional to 56,660.94, 78,182.28 and 32,786.19 is: 45,239.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660.94 : 78,182.28 = 32,786.19 : x
  2. Step 2: Convert to fraction form
    56,660.94/78,182.28 = 32,786.19/x
  3. Step 3: Cross multiply
    56,660.94x = 78,182.28 × 32,786.19
  4. Step 4: Simplify right side
    56,660.94x = 2,563,299,086.71
  5. Step 5: Solve for x
    x = 2,563,299,086.71/56,660.94
  6. Step 6: Final answer
    x = 45,239.26

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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.