Home / 74,295.48-102,439.98-60,817.08

Finding the Fourth Proportional to 74,295.48, 102,439.98 and 60,817.08

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Solution

The fourth proportional to 74,295.48, 102,439.98 and 60,817.08 is: 83,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,295.48 : 102,439.98 = 60,817.08 : x
  2. Step 2: Convert to fraction form
    74,295.48/102,439.98 = 60,817.08/x
  3. Step 3: Cross multiply
    74,295.48x = 102,439.98 × 60,817.08
  4. Step 4: Simplify right side
    74,295.48x = 6,230,100,458.86
  5. Step 5: Solve for x
    x = 6,230,100,458.86/74,295.48
  6. Step 6: Final answer
    x = 83,855.71

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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.