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Finding the Fourth Proportional to 177,874.41, 245,472.75 and 101,404.81

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Solution

The fourth proportional to 177,874.41, 245,472.75 and 101,404.81 is: 139,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,874.41 : 245,472.75 = 101,404.81 : x
  2. Step 2: Convert to fraction form
    177,874.41/245,472.75 = 101,404.81/x
  3. Step 3: Cross multiply
    177,874.41x = 245,472.75 × 101,404.81
  4. Step 4: Simplify right side
    177,874.41x = 24,892,118,165.97
  5. Step 5: Solve for x
    x = 24,892,118,165.97/177,874.41
  6. Step 6: Final answer
    x = 139,942.10

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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.