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Finding the Fourth Proportional to 86,852.84, 119,848.44 and 48,610.11

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Solution

The fourth proportional to 86,852.84, 119,848.44 and 48,610.11 is: 67,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,852.84 : 119,848.44 = 48,610.11 : x
  2. Step 2: Convert to fraction form
    86,852.84/119,848.44 = 48,610.11/x
  3. Step 3: Cross multiply
    86,852.84x = 119,848.44 × 48,610.11
  4. Step 4: Simplify right side
    86,852.84x = 5,825,845,851.73
  5. Step 5: Solve for x
    x = 5,825,845,851.73/86,852.84
  6. Step 6: Final answer
    x = 67,077.21

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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.