Home / 99,373.23-148,936.32-46,672.20

Finding the Fourth Proportional to 99,373.23, 148,936.32 and 46,672.20

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Solution

The fourth proportional to 99,373.23, 148,936.32 and 46,672.20 is: 69,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,373.23 : 148,936.32 = 46,672.20 : x
  2. Step 2: Convert to fraction form
    99,373.23/148,936.32 = 46,672.20/x
  3. Step 3: Cross multiply
    99,373.23x = 148,936.32 × 46,672.20
  4. Step 4: Simplify right side
    99,373.23x = 6,951,185,714.30
  5. Step 5: Solve for x
    x = 6,951,185,714.30/99,373.23
  6. Step 6: Final answer
    x = 69,950.28

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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.