Home / 84,636.18-116,735.85-60,787.35

Finding the Fourth Proportional to 84,636.18, 116,735.85 and 60,787.35

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Solution

The fourth proportional to 84,636.18, 116,735.85 and 60,787.35 is: 83,841.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,636.18 : 116,735.85 = 60,787.35 : x
  2. Step 2: Convert to fraction form
    84,636.18/116,735.85 = 60,787.35/x
  3. Step 3: Cross multiply
    84,636.18x = 116,735.85 × 60,787.35
  4. Step 4: Simplify right side
    84,636.18x = 7,096,062,971.50
  5. Step 5: Solve for x
    x = 7,096,062,971.50/84,636.18
  6. Step 6: Final answer
    x = 83,841.96

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Why These Related Problems?

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