Home / 74,433.20-111,498.60-46,266.80

Finding the Fourth Proportional to 74,433.20, 111,498.60 and 46,266.80

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Solution

The fourth proportional to 74,433.20, 111,498.60 and 46,266.80 is: 69,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,433.20 : 111,498.60 = 46,266.80 : x
  2. Step 2: Convert to fraction form
    74,433.20/111,498.60 = 46,266.80/x
  3. Step 3: Cross multiply
    74,433.20x = 111,498.60 × 46,266.80
  4. Step 4: Simplify right side
    74,433.20x = 5,158,683,426.48
  5. Step 5: Solve for x
    x = 5,158,683,426.48/74,433.20
  6. Step 6: Final answer
    x = 69,306.22

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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.