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Finding the Fourth Proportional to 186,093.69, 256,808.57 and 101,212.17

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Solution

The fourth proportional to 186,093.69, 256,808.57 and 101,212.17 is: 139,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,093.69 : 256,808.57 = 101,212.17 : x
  2. Step 2: Convert to fraction form
    186,093.69/256,808.57 = 101,212.17/x
  3. Step 3: Cross multiply
    186,093.69x = 256,808.57 × 101,212.17
  4. Step 4: Simplify right side
    186,093.69x = 25,992,152,644.30
  5. Step 5: Solve for x
    x = 25,992,152,644.30/186,093.69
  6. Step 6: Final answer
    x = 139,672.40

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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.