Home / 74,866.56-103,314.33-43,035.18

Finding the Fourth Proportional to 74,866.56, 103,314.33 and 43,035.18

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Solution

The fourth proportional to 74,866.56, 103,314.33 and 43,035.18 is: 59,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,866.56 : 103,314.33 = 43,035.18 : x
  2. Step 2: Convert to fraction form
    74,866.56/103,314.33 = 43,035.18/x
  3. Step 3: Cross multiply
    74,866.56x = 103,314.33 × 43,035.18
  4. Step 4: Simplify right side
    74,866.56x = 4,446,150,788.13
  5. Step 5: Solve for x
    x = 4,446,150,788.13/74,866.56
  6. Step 6: Final answer
    x = 59,387.67

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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.