Home / 56,156.22-77,486.42-33,182.84

Finding the Fourth Proportional to 56,156.22, 77,486.42 and 33,182.84

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Solution

The fourth proportional to 56,156.22, 77,486.42 and 33,182.84 is: 45,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,156.22 : 77,486.42 = 33,182.84 : x
  2. Step 2: Convert to fraction form
    56,156.22/77,486.42 = 33,182.84/x
  3. Step 3: Cross multiply
    56,156.22x = 77,486.42 × 33,182.84
  4. Step 4: Simplify right side
    56,156.22x = 2,571,219,753.71
  5. Step 5: Solve for x
    x = 2,571,219,753.71/56,156.22
  6. Step 6: Final answer
    x = 45,786.91

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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.