Home / 53,922.96-80,811.54-42,239.52

Finding the Fourth Proportional to 53,922.96, 80,811.54 and 42,239.52

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Solution

The fourth proportional to 53,922.96, 80,811.54 and 42,239.52 is: 63,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,922.96 : 80,811.54 = 42,239.52 : x
  2. Step 2: Convert to fraction form
    53,922.96/80,811.54 = 42,239.52/x
  3. Step 3: Cross multiply
    53,922.96x = 80,811.54 × 42,239.52
  4. Step 4: Simplify right side
    53,922.96x = 3,413,440,660.06
  5. Step 5: Solve for x
    x = 3,413,440,660.06/53,922.96
  6. Step 6: Final answer
    x = 63,302.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.