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Finding the Fourth Proportional to 181,809.92, 250,683 and 124,477.04

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Solution

The fourth proportional to 181,809.92, 250,683 and 124,477.04 is: 171,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,809.92 : 250,683 = 124,477.04 : x
  2. Step 2: Convert to fraction form
    181,809.92/250,683 = 124,477.04/x
  3. Step 3: Cross multiply
    181,809.92x = 250,683 × 124,477.04
  4. Step 4: Simplify right side
    181,809.92x = 31,204,277,818.32
  5. Step 5: Solve for x
    x = 31,204,277,818.32/181,809.92
  6. Step 6: Final answer
    x = 171,631.33

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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.