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Finding the Fourth Proportional to 111,931.94, 167,857.58 and 37,038.26

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Solution

The fourth proportional to 111,931.94, 167,857.58 and 37,038.26 is: 55,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,931.94 : 167,857.58 = 37,038.26 : x
  2. Step 2: Convert to fraction form
    111,931.94/167,857.58 = 37,038.26/x
  3. Step 3: Cross multiply
    111,931.94x = 167,857.58 × 37,038.26
  4. Step 4: Simplify right side
    111,931.94x = 6,217,152,691.01
  5. Step 5: Solve for x
    x = 6,217,152,691.01/111,931.94
  6. Step 6: Final answer
    x = 55,544.04

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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.