Home / 162,558.42-243,845.79-51,759.06

Finding the Fourth Proportional to 162,558.42, 243,845.79 and 51,759.06

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Solution

The fourth proportional to 162,558.42, 243,845.79 and 51,759.06 is: 77,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,558.42 : 243,845.79 = 51,759.06 : x
  2. Step 2: Convert to fraction form
    162,558.42/243,845.79 = 51,759.06/x
  3. Step 3: Cross multiply
    162,558.42x = 243,845.79 × 51,759.06
  4. Step 4: Simplify right side
    162,558.42x = 12,621,228,875.36
  5. Step 5: Solve for x
    x = 12,621,228,875.36/162,558.42
  6. Step 6: Final answer
    x = 77,641.19

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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.