Home / 48,714.56-73,074.36-15,438.16

Finding the Fourth Proportional to 48,714.56, 73,074.36 and 15,438.16

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Solution

The fourth proportional to 48,714.56, 73,074.36 and 15,438.16 is: 23,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,714.56 : 73,074.36 = 15,438.16 : x
  2. Step 2: Convert to fraction form
    48,714.56/73,074.36 = 15,438.16/x
  3. Step 3: Cross multiply
    48,714.56x = 73,074.36 × 15,438.16
  4. Step 4: Simplify right side
    48,714.56x = 1,128,133,661.58
  5. Step 5: Solve for x
    x = 1,128,133,661.58/48,714.56
  6. Step 6: Final answer
    x = 23,158.04

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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.