Home / 74,310.40-111,496.86-46,253.92

Finding the Fourth Proportional to 74,310.40, 111,496.86 and 46,253.92

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Solution

The fourth proportional to 74,310.40, 111,496.86 and 46,253.92 is: 69,400.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,310.40 : 111,496.86 = 46,253.92 : x
  2. Step 2: Convert to fraction form
    74,310.40/111,496.86 = 46,253.92/x
  3. Step 3: Cross multiply
    74,310.40x = 111,496.86 × 46,253.92
  4. Step 4: Simplify right side
    74,310.40x = 5,157,166,842.69
  5. Step 5: Solve for x
    x = 5,157,166,842.69/74,310.40
  6. Step 6: Final answer
    x = 69,400.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.