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Finding the Fourth Proportional to 169,520.63, 233,949.40 and 94,069.13

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Solution

The fourth proportional to 169,520.63, 233,949.40 and 94,069.13 is: 129,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,520.63 : 233,949.40 = 94,069.13 : x
  2. Step 2: Convert to fraction form
    169,520.63/233,949.40 = 94,069.13/x
  3. Step 3: Cross multiply
    169,520.63x = 233,949.40 × 94,069.13
  4. Step 4: Simplify right side
    169,520.63x = 22,007,415,117.10
  5. Step 5: Solve for x
    x = 22,007,415,117.10/169,520.63
  6. Step 6: Final answer
    x = 129,821.46

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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.