Home / 74,994.22-111,829.87-74,319.13

Finding the Fourth Proportional to 74,994.22, 111,829.87 and 74,319.13

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Solution

The fourth proportional to 74,994.22, 111,829.87 and 74,319.13 is: 110,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,994.22 : 111,829.87 = 74,319.13 : x
  2. Step 2: Convert to fraction form
    74,994.22/111,829.87 = 74,319.13/x
  3. Step 3: Cross multiply
    74,994.22x = 111,829.87 × 74,319.13
  4. Step 4: Simplify right side
    74,994.22x = 8,311,098,646.41
  5. Step 5: Solve for x
    x = 8,311,098,646.41/74,994.22
  6. Step 6: Final answer
    x = 110,823.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.