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Finding the Fourth Proportional to 169,790.66, 234,311.16 and 94,339.16

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Solution

The fourth proportional to 169,790.66, 234,311.16 and 94,339.16 is: 130,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,790.66 : 234,311.16 = 94,339.16 : x
  2. Step 2: Convert to fraction form
    169,790.66/234,311.16 = 94,339.16/x
  3. Step 3: Cross multiply
    169,790.66x = 234,311.16 × 94,339.16
  4. Step 4: Simplify right side
    169,790.66x = 22,104,718,013.03
  5. Step 5: Solve for x
    x = 22,104,718,013.03/169,790.66
  6. Step 6: Final answer
    x = 130,188.07

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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.