Home / 162,228.84-243,349.96-55,685.98

Finding the Fourth Proportional to 162,228.84, 243,349.96 and 55,685.98

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Solution

The fourth proportional to 162,228.84, 243,349.96 and 55,685.98 is: 83,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,228.84 : 243,349.96 = 55,685.98 : x
  2. Step 2: Convert to fraction form
    162,228.84/243,349.96 = 55,685.98/x
  3. Step 3: Cross multiply
    162,228.84x = 243,349.96 × 55,685.98
  4. Step 4: Simplify right side
    162,228.84x = 13,551,181,005.56
  5. Step 5: Solve for x
    x = 13,551,181,005.56/162,228.84
  6. Step 6: Final answer
    x = 83,531.27

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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.