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Finding the Fourth Proportional to 111,663.74, 167,506.54 and 36,753.32

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Solution

The fourth proportional to 111,663.74, 167,506.54 and 36,753.32 is: 55,133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,663.74 : 167,506.54 = 36,753.32 : x
  2. Step 2: Convert to fraction form
    111,663.74/167,506.54 = 36,753.32/x
  3. Step 3: Cross multiply
    111,663.74x = 167,506.54 × 36,753.32
  4. Step 4: Simplify right side
    111,663.74x = 6,156,421,466.71
  5. Step 5: Solve for x
    x = 6,156,421,466.71/111,663.74
  6. Step 6: Final answer
    x = 55,133.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.