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Finding the Fourth Proportional to 169,539.36, 233,963.55 and 93,058.62

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Solution

The fourth proportional to 169,539.36, 233,963.55 and 93,058.62 is: 128,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,539.36 : 233,963.55 = 93,058.62 : x
  2. Step 2: Convert to fraction form
    169,539.36/233,963.55 = 93,058.62/x
  3. Step 3: Cross multiply
    169,539.36x = 233,963.55 × 93,058.62
  4. Step 4: Simplify right side
    169,539.36x = 21,772,325,093.30
  5. Step 5: Solve for x
    x = 21,772,325,093.30/169,539.36
  6. Step 6: Final answer
    x = 128,420.47

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1.5x scale

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.