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Finding the Fourth Proportional to 85,102.92, 117,437.43 and 46,855.02

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Solution

The fourth proportional to 85,102.92, 117,437.43 and 46,855.02 is: 64,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,102.92 : 117,437.43 = 46,855.02 : x
  2. Step 2: Convert to fraction form
    85,102.92/117,437.43 = 46,855.02/x
  3. Step 3: Cross multiply
    85,102.92x = 117,437.43 × 46,855.02
  4. Step 4: Simplify right side
    85,102.92x = 5,502,533,131.40
  5. Step 5: Solve for x
    x = 5,502,533,131.40/85,102.92
  6. Step 6: Final answer
    x = 64,657.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.