Home / 161,733.35-242,636.93-49,429.53

Finding the Fourth Proportional to 161,733.35, 242,636.93 and 49,429.53

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Solution

The fourth proportional to 161,733.35, 242,636.93 and 49,429.53 is: 74,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,733.35 : 242,636.93 = 49,429.53 : x
  2. Step 2: Convert to fraction form
    161,733.35/242,636.93 = 49,429.53/x
  3. Step 3: Cross multiply
    161,733.35x = 242,636.93 × 49,429.53
  4. Step 4: Simplify right side
    161,733.35x = 11,993,429,163.40
  5. Step 5: Solve for x
    x = 11,993,429,163.40/161,733.35
  6. Step 6: Final answer
    x = 74,155.57

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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.