Home / 161,835.89-242,743.67-49,507.19

Finding the Fourth Proportional to 161,835.89, 242,743.67 and 49,507.19

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Solution

The fourth proportional to 161,835.89, 242,743.67 and 49,507.19 is: 74,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,835.89 : 242,743.67 = 49,507.19 : x
  2. Step 2: Convert to fraction form
    161,835.89/242,743.67 = 49,507.19/x
  3. Step 3: Cross multiply
    161,835.89x = 242,743.67 × 49,507.19
  4. Step 4: Simplify right side
    161,835.89x = 12,017,556,494.17
  5. Step 5: Solve for x
    x = 12,017,556,494.17/161,835.89
  6. Step 6: Final answer
    x = 74,257.67

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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.