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Finding the Fourth Proportional to 182,642.51, 251,883.47 and 114,665.82

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Solution

The fourth proportional to 182,642.51, 251,883.47 and 114,665.82 is: 158,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,642.51 : 251,883.47 = 114,665.82 : x
  2. Step 2: Convert to fraction form
    182,642.51/251,883.47 = 114,665.82/x
  3. Step 3: Cross multiply
    182,642.51x = 251,883.47 × 114,665.82
  4. Step 4: Simplify right side
    182,642.51x = 28,882,425,390.94
  5. Step 5: Solve for x
    x = 28,882,425,390.94/182,642.51
  6. Step 6: Final answer
    x = 158,136.38

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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.