Home / 64,980.20-97,394.70-29,923.40

Finding the Fourth Proportional to 64,980.20, 97,394.70 and 29,923.40

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Solution

The fourth proportional to 64,980.20, 97,394.70 and 29,923.40 is: 44,850.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,980.20 : 97,394.70 = 29,923.40 : x
  2. Step 2: Convert to fraction form
    64,980.20/97,394.70 = 29,923.40/x
  3. Step 3: Cross multiply
    64,980.20x = 97,394.70 × 29,923.40
  4. Step 4: Simplify right side
    64,980.20x = 2,914,380,565.98
  5. Step 5: Solve for x
    x = 2,914,380,565.98/64,980.20
  6. Step 6: Final answer
    x = 44,850.29

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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.