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Finding the Fourth Proportional to 169,690.56, 234,173.52 and 94,239.06

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Solution

The fourth proportional to 169,690.56, 234,173.52 and 94,239.06 is: 130,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,690.56 : 234,173.52 = 94,239.06 : x
  2. Step 2: Convert to fraction form
    169,690.56/234,173.52 = 94,239.06/x
  3. Step 3: Cross multiply
    169,690.56x = 234,173.52 × 94,239.06
  4. Step 4: Simplify right side
    169,690.56x = 22,068,292,401.69
  5. Step 5: Solve for x
    x = 22,068,292,401.69/169,690.56
  6. Step 6: Final answer
    x = 130,050.21

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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.