Home / 48,339.56-72,506.43-28,742.83

Finding the Fourth Proportional to 48,339.56, 72,506.43 and 28,742.83

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Solution

The fourth proportional to 48,339.56, 72,506.43 and 28,742.83 is: 43,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,339.56 : 72,506.43 = 28,742.83 : x
  2. Step 2: Convert to fraction form
    48,339.56/72,506.43 = 28,742.83/x
  3. Step 3: Cross multiply
    48,339.56x = 72,506.43 × 28,742.83
  4. Step 4: Simplify right side
    48,339.56x = 2,084,039,810.13
  5. Step 5: Solve for x
    x = 2,084,039,810.13/48,339.56
  6. Step 6: Final answer
    x = 43,112.51

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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.