Home / 74,587.02-111,708.19-44,939.40

Finding the Fourth Proportional to 74,587.02, 111,708.19 and 44,939.40

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Solution

The fourth proportional to 74,587.02, 111,708.19 and 44,939.40 is: 67,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,587.02 : 111,708.19 = 44,939.40 : x
  2. Step 2: Convert to fraction form
    74,587.02/111,708.19 = 44,939.40/x
  3. Step 3: Cross multiply
    74,587.02x = 111,708.19 × 44,939.40
  4. Step 4: Simplify right side
    74,587.02x = 5,020,099,033.69
  5. Step 5: Solve for x
    x = 5,020,099,033.69/74,587.02
  6. Step 6: Final answer
    x = 67,305.26

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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.