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Finding the Fourth Proportional to 176,911.93, 244,123.09 and 100,434.27

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Solution

The fourth proportional to 176,911.93, 244,123.09 and 100,434.27 is: 138,590.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,911.93 : 244,123.09 = 100,434.27 : x
  2. Step 2: Convert to fraction form
    176,911.93/244,123.09 = 100,434.27/x
  3. Step 3: Cross multiply
    176,911.93x = 244,123.09 × 100,434.27
  4. Step 4: Simplify right side
    176,911.93x = 24,518,324,334.29
  5. Step 5: Solve for x
    x = 24,518,324,334.29/176,911.93
  6. Step 6: Final answer
    x = 138,590.57

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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.