Home / 74,788.74-103,157.08-44,550.77

Finding the Fourth Proportional to 74,788.74, 103,157.08 and 44,550.77

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Solution

The fourth proportional to 74,788.74, 103,157.08 and 44,550.77 is: 61,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,788.74 : 103,157.08 = 44,550.77 : x
  2. Step 2: Convert to fraction form
    74,788.74/103,157.08 = 44,550.77/x
  3. Step 3: Cross multiply
    74,788.74x = 103,157.08 × 44,550.77
  4. Step 4: Simplify right side
    74,788.74x = 4,595,726,717.79
  5. Step 5: Solve for x
    x = 4,595,726,717.79/74,788.74
  6. Step 6: Final answer
    x = 61,449.45

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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.