Home / 109,301.82-164,032.65-69,955.26

Finding the Fourth Proportional to 109,301.82, 164,032.65 and 69,955.26

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Solution

The fourth proportional to 109,301.82, 164,032.65 and 69,955.26 is: 104,984.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,301.82 : 164,032.65 = 69,955.26 : x
  2. Step 2: Convert to fraction form
    109,301.82/164,032.65 = 69,955.26/x
  3. Step 3: Cross multiply
    109,301.82x = 164,032.65 × 69,955.26
  4. Step 4: Simplify right side
    109,301.82x = 11,474,946,679.24
  5. Step 5: Solve for x
    x = 11,474,946,679.24/109,301.82
  6. Step 6: Final answer
    x = 104,984.04

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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.