Home / 61,110.22-84,313.54-38,471.82

Finding the Fourth Proportional to 61,110.22, 84,313.54 and 38,471.82

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Solution

The fourth proportional to 61,110.22, 84,313.54 and 38,471.82 is: 53,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,110.22 : 84,313.54 = 38,471.82 : x
  2. Step 2: Convert to fraction form
    61,110.22/84,313.54 = 38,471.82/x
  3. Step 3: Cross multiply
    61,110.22x = 84,313.54 × 38,471.82
  4. Step 4: Simplify right side
    61,110.22x = 3,243,695,334.44
  5. Step 5: Solve for x
    x = 3,243,695,334.44/61,110.22
  6. Step 6: Final answer
    x = 53,079.42

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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.