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Finding the Fourth Proportional to 85,373.82, 117,823.98 and 60,830.82

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Solution

The fourth proportional to 85,373.82, 117,823.98 and 60,830.82 is: 83,952.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,373.82 : 117,823.98 = 60,830.82 : x
  2. Step 2: Convert to fraction form
    85,373.82/117,823.98 = 60,830.82/x
  3. Step 3: Cross multiply
    85,373.82x = 117,823.98 × 60,830.82
  4. Step 4: Simplify right side
    85,373.82x = 7,167,329,319.06
  5. Step 5: Solve for x
    x = 7,167,329,319.06/85,373.82
  6. Step 6: Final answer
    x = 83,952.31

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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.