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Finding the Fourth Proportional to 85,565, 118,076.88 and 47,323.94

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Solution

The fourth proportional to 85,565, 118,076.88 and 47,323.94 is: 65,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,565 : 118,076.88 = 47,323.94 : x
  2. Step 2: Convert to fraction form
    85,565/118,076.88 = 47,323.94/x
  3. Step 3: Cross multiply
    85,565x = 118,076.88 × 47,323.94
  4. Step 4: Simplify right side
    85,565x = 5,587,863,184.51
  5. Step 5: Solve for x
    x = 5,587,863,184.51/85,565
  6. Step 6: Final answer
    x = 65,305.48

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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.