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Finding the Fourth Proportional to 181,818.66, 250,904.07 and 101,244.45

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Solution

The fourth proportional to 181,818.66, 250,904.07 and 101,244.45 is: 139,714.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,818.66 : 250,904.07 = 101,244.45 : x
  2. Step 2: Convert to fraction form
    181,818.66/250,904.07 = 101,244.45/x
  3. Step 3: Cross multiply
    181,818.66x = 250,904.07 × 101,244.45
  4. Step 4: Simplify right side
    181,818.66x = 25,402,644,569.91
  5. Step 5: Solve for x
    x = 25,402,644,569.91/181,818.66
  6. Step 6: Final answer
    x = 139,714.18

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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.