Home / 53,374.79-73,649.35-30,404.81

Finding the Fourth Proportional to 53,374.79, 73,649.35 and 30,404.81

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Solution

The fourth proportional to 53,374.79, 73,649.35 and 30,404.81 is: 41,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.79 : 73,649.35 = 30,404.81 : x
  2. Step 2: Convert to fraction form
    53,374.79/73,649.35 = 30,404.81/x
  3. Step 3: Cross multiply
    53,374.79x = 73,649.35 × 30,404.81
  4. Step 4: Simplify right side
    53,374.79x = 2,239,294,601.48
  5. Step 5: Solve for x
    x = 2,239,294,601.48/53,374.79
  6. Step 6: Final answer
    x = 41,954.16

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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.