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Finding the Fourth Proportional to 181,487.94, 250,436.25 and 168,113.22

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Solution

The fourth proportional to 181,487.94, 250,436.25 and 168,113.22 is: 231,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,487.94 : 250,436.25 = 168,113.22 : x
  2. Step 2: Convert to fraction form
    181,487.94/250,436.25 = 168,113.22/x
  3. Step 3: Cross multiply
    181,487.94x = 250,436.25 × 168,113.22
  4. Step 4: Simplify right side
    181,487.94x = 42,101,644,392.23
  5. Step 5: Solve for x
    x = 42,101,644,392.23/181,487.94
  6. Step 6: Final answer
    x = 231,980.40

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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.