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Finding the Fourth Proportional to 94,337.16, 130,185.90 and 51,894.60

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Solution

The fourth proportional to 94,337.16, 130,185.90 and 51,894.60 is: 71,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,337.16 : 130,185.90 = 51,894.60 : x
  2. Step 2: Convert to fraction form
    94,337.16/130,185.90 = 51,894.60/x
  3. Step 3: Cross multiply
    94,337.16x = 130,185.90 × 51,894.60
  4. Step 4: Simplify right side
    94,337.16x = 6,755,945,206.14
  5. Step 5: Solve for x
    x = 6,755,945,206.14/94,337.16
  6. Step 6: Final answer
    x = 71,614.89

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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.