Home / 53,110.35-73,281.78-30,456.54

Finding the Fourth Proportional to 53,110.35, 73,281.78 and 30,456.54

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Solution

The fourth proportional to 53,110.35, 73,281.78 and 30,456.54 is: 42,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.35 : 73,281.78 = 30,456.54 : x
  2. Step 2: Convert to fraction form
    53,110.35/73,281.78 = 30,456.54/x
  3. Step 3: Cross multiply
    53,110.35x = 73,281.78 × 30,456.54
  4. Step 4: Simplify right side
    53,110.35x = 2,231,909,463.84
  5. Step 5: Solve for x
    x = 2,231,909,463.84/53,110.35
  6. Step 6: Final answer
    x = 42,024.00

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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.