Home / 57,236.10-78,987.87-33,358.92

Finding the Fourth Proportional to 57,236.10, 78,987.87 and 33,358.92

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Solution

The fourth proportional to 57,236.10, 78,987.87 and 33,358.92 is: 46,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,236.10 : 78,987.87 = 33,358.92 : x
  2. Step 2: Convert to fraction form
    57,236.10/78,987.87 = 33,358.92/x
  3. Step 3: Cross multiply
    57,236.10x = 78,987.87 × 33,358.92
  4. Step 4: Simplify right side
    57,236.10x = 2,634,950,036.30
  5. Step 5: Solve for x
    x = 2,634,950,036.30/57,236.10
  6. Step 6: Final answer
    x = 46,036.51

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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.