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Finding the Fourth Proportional to 167,381.02, 230,929.58 and 94,774.01

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Solution

The fourth proportional to 167,381.02, 230,929.58 and 94,774.01 is: 130,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,381.02 : 230,929.58 = 94,774.01 : x
  2. Step 2: Convert to fraction form
    167,381.02/230,929.58 = 94,774.01/x
  3. Step 3: Cross multiply
    167,381.02x = 230,929.58 × 94,774.01
  4. Step 4: Simplify right side
    167,381.02x = 21,886,121,850.35
  5. Step 5: Solve for x
    x = 21,886,121,850.35/167,381.02
  6. Step 6: Final answer
    x = 130,756.30

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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.