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Finding the Fourth Proportional to 169,415.01, 233,792.79 and 93,963.51

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Solution

The fourth proportional to 169,415.01, 233,792.79 and 93,963.51 is: 129,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,415.01 : 233,792.79 = 93,963.51 : x
  2. Step 2: Convert to fraction form
    169,415.01/233,792.79 = 93,963.51/x
  3. Step 3: Cross multiply
    169,415.01x = 233,792.79 × 93,963.51
  4. Step 4: Simplify right side
    169,415.01x = 21,967,990,808.73
  5. Step 5: Solve for x
    x = 21,967,990,808.73/169,415.01
  6. Step 6: Final answer
    x = 129,669.68

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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.