Home / 162,861.08-224,748.35-99,198.93

Finding the Fourth Proportional to 162,861.08, 224,748.35 and 99,198.93

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Solution

The fourth proportional to 162,861.08, 224,748.35 and 99,198.93 is: 136,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,861.08 : 224,748.35 = 99,198.93 : x
  2. Step 2: Convert to fraction form
    162,861.08/224,748.35 = 99,198.93/x
  3. Step 3: Cross multiply
    162,861.08x = 224,748.35 × 99,198.93
  4. Step 4: Simplify right side
    162,861.08x = 22,294,795,839.27
  5. Step 5: Solve for x
    x = 22,294,795,839.27/162,861.08
  6. Step 6: Final answer
    x = 136,894.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.