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Finding the Fourth Proportional to 186,174.29, 256,923.15 and 101,291.42

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Solution

The fourth proportional to 186,174.29, 256,923.15 and 101,291.42 is: 139,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,174.29 : 256,923.15 = 101,291.42 : x
  2. Step 2: Convert to fraction form
    186,174.29/256,923.15 = 101,291.42/x
  3. Step 3: Cross multiply
    186,174.29x = 256,923.15 × 101,291.42
  4. Step 4: Simplify right side
    186,174.29x = 26,024,110,694.37
  5. Step 5: Solve for x
    x = 26,024,110,694.37/186,174.29
  6. Step 6: Final answer
    x = 139,783.59

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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.