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Finding the Fourth Proportional to 107,675.73, 148,595.72 and 62,353.80

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Solution

The fourth proportional to 107,675.73, 148,595.72 and 62,353.80 is: 86,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,675.73 : 148,595.72 = 62,353.80 : x
  2. Step 2: Convert to fraction form
    107,675.73/148,595.72 = 62,353.80/x
  3. Step 3: Cross multiply
    107,675.73x = 148,595.72 × 62,353.80
  4. Step 4: Simplify right side
    107,675.73x = 9,265,507,493.97
  5. Step 5: Solve for x
    x = 9,265,507,493.97/107,675.73
  6. Step 6: Final answer
    x = 86,050.10

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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.