Home / 162,537.30-243,477.90-112,673.70

Finding the Fourth Proportional to 162,537.30, 243,477.90 and 112,673.70

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Solution

The fourth proportional to 162,537.30, 243,477.90 and 112,673.70 is: 168,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,537.30 : 243,477.90 = 112,673.70 : x
  2. Step 2: Convert to fraction form
    162,537.30/243,477.90 = 112,673.70/x
  3. Step 3: Cross multiply
    162,537.30x = 243,477.90 × 112,673.70
  4. Step 4: Simplify right side
    162,537.30x = 27,433,555,861.23
  5. Step 5: Solve for x
    x = 27,433,555,861.23/162,537.30
  6. Step 6: Final answer
    x = 168,783.14

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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.