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Finding the Fourth Proportional to 60,151.51, 82,953.93 and 51,650.74

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Solution

The fourth proportional to 60,151.51, 82,953.93 and 51,650.74 is: 71,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,151.51 : 82,953.93 = 51,650.74 : x
  2. Step 2: Convert to fraction form
    60,151.51/82,953.93 = 51,650.74/x
  3. Step 3: Cross multiply
    60,151.51x = 82,953.93 × 51,650.74
  4. Step 4: Simplify right side
    60,151.51x = 4,284,631,870.41
  5. Step 5: Solve for x
    x = 4,284,631,870.41/60,151.51
  6. Step 6: Final answer
    x = 71,230.66

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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.