Home / 57,091.24-78,783.49-31,595.22

Finding the Fourth Proportional to 57,091.24, 78,783.49 and 31,595.22

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Solution

The fourth proportional to 57,091.24, 78,783.49 and 31,595.22 is: 43,600.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,091.24 : 78,783.49 = 31,595.22 : x
  2. Step 2: Convert to fraction form
    57,091.24/78,783.49 = 31,595.22/x
  3. Step 3: Cross multiply
    57,091.24x = 78,783.49 × 31,595.22
  4. Step 4: Simplify right side
    57,091.24x = 2,489,181,698.92
  5. Step 5: Solve for x
    x = 2,489,181,698.92/57,091.24
  6. Step 6: Final answer
    x = 43,600.06

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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.