Home / 53,710.74-74,122.92-36,750.56

Finding the Fourth Proportional to 53,710.74, 74,122.92 and 36,750.56

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Solution

The fourth proportional to 53,710.74, 74,122.92 and 36,750.56 is: 50,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,710.74 : 74,122.92 = 36,750.56 : x
  2. Step 2: Convert to fraction form
    53,710.74/74,122.92 = 36,750.56/x
  3. Step 3: Cross multiply
    53,710.74x = 74,122.92 × 36,750.56
  4. Step 4: Simplify right side
    53,710.74x = 2,724,058,448.22
  5. Step 5: Solve for x
    x = 2,724,058,448.22/53,710.74
  6. Step 6: Final answer
    x = 50,717.20

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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.