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Finding the Fourth Proportional to 169,430.94, 233,816.42 and 92,950.13

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Solution

The fourth proportional to 169,430.94, 233,816.42 and 92,950.13 is: 128,272.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,430.94 : 233,816.42 = 92,950.13 : x
  2. Step 2: Convert to fraction form
    169,430.94/233,816.42 = 92,950.13/x
  3. Step 3: Cross multiply
    169,430.94x = 233,816.42 × 92,950.13
  4. Step 4: Simplify right side
    169,430.94x = 21,733,267,452.05
  5. Step 5: Solve for x
    x = 21,733,267,452.05/169,430.94
  6. Step 6: Final answer
    x = 128,272.13

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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.