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Finding the Fourth Proportional to 65,787.60, 98,056.02 and 62,051.07

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Solution

The fourth proportional to 65,787.60, 98,056.02 and 62,051.07 is: 92,486.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,787.60 : 98,056.02 = 62,051.07 : x
  2. Step 2: Convert to fraction form
    65,787.60/98,056.02 = 62,051.07/x
  3. Step 3: Cross multiply
    65,787.60x = 98,056.02 × 62,051.07
  4. Step 4: Simplify right side
    65,787.60x = 6,084,480,960.94
  5. Step 5: Solve for x
    x = 6,084,480,960.94/65,787.60
  6. Step 6: Final answer
    x = 92,486.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.