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Finding the Fourth Proportional to 169,389.32, 233,755.67 and 92,906.87

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Solution

The fourth proportional to 169,389.32, 233,755.67 and 92,906.87 is: 128,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,389.32 : 233,755.67 = 92,906.87 : x
  2. Step 2: Convert to fraction form
    169,389.32/233,755.67 = 92,906.87/x
  3. Step 3: Cross multiply
    169,389.32x = 233,755.67 × 92,906.87
  4. Step 4: Simplify right side
    169,389.32x = 21,717,506,707.94
  5. Step 5: Solve for x
    x = 21,717,506,707.94/169,389.32
  6. Step 6: Final answer
    x = 128,210.60

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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.