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Finding the Fourth Proportional to 61,357.87, 92,036.94 and 16,984.75

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Solution

The fourth proportional to 61,357.87, 92,036.94 and 16,984.75 is: 25,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,357.87 : 92,036.94 = 16,984.75 : x
  2. Step 2: Convert to fraction form
    61,357.87/92,036.94 = 16,984.75/x
  3. Step 3: Cross multiply
    61,357.87x = 92,036.94 × 16,984.75
  4. Step 4: Simplify right side
    61,357.87x = 1,563,224,416.67
  5. Step 5: Solve for x
    x = 1,563,224,416.67/61,357.87
  6. Step 6: Final answer
    x = 25,477.16

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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.