Home / 49,478.40-74,118.78-29,746.26

Finding the Fourth Proportional to 49,478.40, 74,118.78 and 29,746.26

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Solution

The fourth proportional to 49,478.40, 74,118.78 and 29,746.26 is: 44,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,478.40 : 74,118.78 = 29,746.26 : x
  2. Step 2: Convert to fraction form
    49,478.40/74,118.78 = 29,746.26/x
  3. Step 3: Cross multiply
    49,478.40x = 74,118.78 × 29,746.26
  4. Step 4: Simplify right side
    49,478.40x = 2,204,756,500.76
  5. Step 5: Solve for x
    x = 2,204,756,500.76/49,478.40
  6. Step 6: Final answer
    x = 44,559.98

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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.