Home / 74,744.95-103,593.28-73,345.27

Finding the Fourth Proportional to 74,744.95, 103,593.28 and 73,345.27

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Solution

The fourth proportional to 74,744.95, 103,593.28 and 73,345.27 is: 101,653.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,744.95 : 103,593.28 = 73,345.27 : x
  2. Step 2: Convert to fraction form
    74,744.95/103,593.28 = 73,345.27/x
  3. Step 3: Cross multiply
    74,744.95x = 103,593.28 × 73,345.27
  4. Step 4: Simplify right side
    74,744.95x = 7,598,076,207.09
  5. Step 5: Solve for x
    x = 7,598,076,207.09/74,744.95
  6. Step 6: Final answer
    x = 101,653.38

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.