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Finding the Fourth Proportional to 186,377.96, 279,566.93 and 46,136.58

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Solution

The fourth proportional to 186,377.96, 279,566.93 and 46,136.58 is: 69,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,377.96 : 279,566.93 = 46,136.58 : x
  2. Step 2: Convert to fraction form
    186,377.96/279,566.93 = 46,136.58/x
  3. Step 3: Cross multiply
    186,377.96x = 279,566.93 × 46,136.58
  4. Step 4: Simplify right side
    186,377.96x = 12,898,262,146.64
  5. Step 5: Solve for x
    x = 12,898,262,146.64/186,377.96
  6. Step 6: Final answer
    x = 69,204.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.