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Finding the Fourth Proportional to 202,737.47, 279,779.67 and 116,714.52

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Solution

The fourth proportional to 202,737.47, 279,779.67 and 116,714.52 is: 161,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,737.47 : 279,779.67 = 116,714.52 : x
  2. Step 2: Convert to fraction form
    202,737.47/279,779.67 = 116,714.52/x
  3. Step 3: Cross multiply
    202,737.47x = 279,779.67 × 116,714.52
  4. Step 4: Simplify right side
    202,737.47x = 32,654,349,889.81
  5. Step 5: Solve for x
    x = 32,654,349,889.81/202,737.47
  6. Step 6: Final answer
    x = 161,067.17

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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.