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Finding the Fourth Proportional to 85,777.84, 118,373.34 and 48,052.36

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Solution

The fourth proportional to 85,777.84, 118,373.34 and 48,052.36 is: 66,312.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,777.84 : 118,373.34 = 48,052.36 : x
  2. Step 2: Convert to fraction form
    85,777.84/118,373.34 = 48,052.36/x
  3. Step 3: Cross multiply
    85,777.84x = 118,373.34 × 48,052.36
  4. Step 4: Simplify right side
    85,777.84x = 5,688,118,348.08
  5. Step 5: Solve for x
    x = 5,688,118,348.08/85,777.84
  6. Step 6: Final answer
    x = 66,312.21

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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.