Home / 74,970.79-112,454.39-24,369.75

Finding the Fourth Proportional to 74,970.79, 112,454.39 and 24,369.75

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Solution

The fourth proportional to 74,970.79, 112,454.39 and 24,369.75 is: 36,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,970.79 : 112,454.39 = 24,369.75 : x
  2. Step 2: Convert to fraction form
    74,970.79/112,454.39 = 24,369.75/x
  3. Step 3: Cross multiply
    74,970.79x = 112,454.39 × 24,369.75
  4. Step 4: Simplify right side
    74,970.79x = 2,740,485,370.70
  5. Step 5: Solve for x
    x = 2,740,485,370.70/74,970.79
  6. Step 6: Final answer
    x = 36,554.04

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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.