Home / 246,991.12-340,848.10-133,813.86

Finding the Fourth Proportional to 246,991.12, 340,848.10 and 133,813.86

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Solution

The fourth proportional to 246,991.12, 340,848.10 and 133,813.86 is: 184,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,991.12 : 340,848.10 = 133,813.86 : x
  2. Step 2: Convert to fraction form
    246,991.12/340,848.10 = 133,813.86/x
  3. Step 3: Cross multiply
    246,991.12x = 340,848.10 × 133,813.86
  4. Step 4: Simplify right side
    246,991.12x = 45,610,199,934.67
  5. Step 5: Solve for x
    x = 45,610,199,934.67/246,991.12
  6. Step 6: Final answer
    x = 184,663.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.