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Finding the Fourth Proportional to 233,813.32, 350,771.94 and 109,086.28

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Solution

The fourth proportional to 233,813.32, 350,771.94 and 109,086.28 is: 163,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,813.32 : 350,771.94 = 109,086.28 : x
  2. Step 2: Convert to fraction form
    233,813.32/350,771.94 = 109,086.28/x
  3. Step 3: Cross multiply
    233,813.32x = 350,771.94 × 109,086.28
  4. Step 4: Simplify right side
    233,813.32x = 38,264,406,062.98
  5. Step 5: Solve for x
    x = 38,264,406,062.98/233,813.32
  6. Step 6: Final answer
    x = 163,653.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.