Home / 155,051.70-232,429.91-49,796.86

Finding the Fourth Proportional to 155,051.70, 232,429.91 and 49,796.86

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Solution

The fourth proportional to 155,051.70, 232,429.91 and 49,796.86 is: 74,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,051.70 : 232,429.91 = 49,796.86 : x
  2. Step 2: Convert to fraction form
    155,051.70/232,429.91 = 49,796.86/x
  3. Step 3: Cross multiply
    155,051.70x = 232,429.91 × 49,796.86
  4. Step 4: Simplify right side
    155,051.70x = 11,574,279,293.83
  5. Step 5: Solve for x
    x = 11,574,279,293.83/155,051.70
  6. Step 6: Final answer
    x = 74,647.87

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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.