Home / 109,948.59-164,662.54-69,824.03

Finding the Fourth Proportional to 109,948.59, 164,662.54 and 69,824.03

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Solution

The fourth proportional to 109,948.59, 164,662.54 and 69,824.03 is: 104,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,948.59 : 164,662.54 = 69,824.03 : x
  2. Step 2: Convert to fraction form
    109,948.59/164,662.54 = 69,824.03/x
  3. Step 3: Cross multiply
    109,948.59x = 164,662.54 × 69,824.03
  4. Step 4: Simplify right side
    109,948.59x = 11,497,401,134.96
  5. Step 5: Solve for x
    x = 11,497,401,134.96/109,948.59
  6. Step 6: Final answer
    x = 104,570.70

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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.