Home / 164,171.22-246,133.80-69,512.40

Finding the Fourth Proportional to 164,171.22, 246,133.80 and 69,512.40

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Solution

The fourth proportional to 164,171.22, 246,133.80 and 69,512.40 is: 104,216.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,171.22 : 246,133.80 = 69,512.40 : x
  2. Step 2: Convert to fraction form
    164,171.22/246,133.80 = 69,512.40/x
  3. Step 3: Cross multiply
    164,171.22x = 246,133.80 × 69,512.40
  4. Step 4: Simplify right side
    164,171.22x = 17,109,351,159.12
  5. Step 5: Solve for x
    x = 17,109,351,159.12/164,171.22
  6. Step 6: Final answer
    x = 104,216.51

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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.