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Finding the Fourth Proportional to 186,063.57, 256,774.50 and 106,590.93

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Solution

The fourth proportional to 186,063.57, 256,774.50 and 106,590.93 is: 147,099.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,063.57 : 256,774.50 = 106,590.93 : x
  2. Step 2: Convert to fraction form
    186,063.57/256,774.50 = 106,590.93/x
  3. Step 3: Cross multiply
    186,063.57x = 256,774.50 × 106,590.93
  4. Step 4: Simplify right side
    186,063.57x = 27,369,832,755.29
  5. Step 5: Solve for x
    x = 27,369,832,755.29/186,063.57
  6. Step 6: Final answer
    x = 147,099.36

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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.