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Finding the Fourth Proportional to 94,926, 131,000.16 and 61,450.32

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Solution

The fourth proportional to 94,926, 131,000.16 and 61,450.32 is: 84,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,926 : 131,000.16 = 61,450.32 : x
  2. Step 2: Convert to fraction form
    94,926/131,000.16 = 61,450.32/x
  3. Step 3: Cross multiply
    94,926x = 131,000.16 × 61,450.32
  4. Step 4: Simplify right side
    94,926x = 8,050,001,752.05
  5. Step 5: Solve for x
    x = 8,050,001,752.05/94,926
  6. Step 6: Final answer
    x = 84,802.92

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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.