Home / 162,239.94-243,383.19-49,929.66

Finding the Fourth Proportional to 162,239.94, 243,383.19 and 49,929.66

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Solution

The fourth proportional to 162,239.94, 243,383.19 and 49,929.66 is: 74,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,239.94 : 243,383.19 = 49,929.66 : x
  2. Step 2: Convert to fraction form
    162,239.94/243,383.19 = 49,929.66/x
  3. Step 3: Cross multiply
    162,239.94x = 243,383.19 × 49,929.66
  4. Step 4: Simplify right side
    162,239.94x = 12,152,039,926.42
  5. Step 5: Solve for x
    x = 12,152,039,926.42/162,239.94
  6. Step 6: Final answer
    x = 74,901.65

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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.