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Finding the Fourth Proportional to 169,969.97, 255,966.77 and 148,048.13

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Solution

The fourth proportional to 169,969.97, 255,966.77 and 148,048.13 is: 222,953.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,969.97 : 255,966.77 = 148,048.13 : x
  2. Step 2: Convert to fraction form
    169,969.97/255,966.77 = 148,048.13/x
  3. Step 3: Cross multiply
    169,969.97x = 255,966.77 × 148,048.13
  4. Step 4: Simplify right side
    169,969.97x = 37,895,401,640.64
  5. Step 5: Solve for x
    x = 37,895,401,640.64/169,969.97
  6. Step 6: Final answer
    x = 222,953.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.