Home / 109,769.72-164,654.58-26,663.16

Finding the Fourth Proportional to 109,769.72, 164,654.58 and 26,663.16

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Solution

The fourth proportional to 109,769.72, 164,654.58 and 26,663.16 is: 39,994.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,769.72 : 164,654.58 = 26,663.16 : x
  2. Step 2: Convert to fraction form
    109,769.72/164,654.58 = 26,663.16/x
  3. Step 3: Cross multiply
    109,769.72x = 164,654.58 × 26,663.16
  4. Step 4: Simplify right side
    109,769.72x = 4,390,211,411.27
  5. Step 5: Solve for x
    x = 4,390,211,411.27/109,769.72
  6. Step 6: Final answer
    x = 39,994.74

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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.