Home / 107,070.08-147,757.70-59,327.84

Finding the Fourth Proportional to 107,070.08, 147,757.70 and 59,327.84

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Solution

The fourth proportional to 107,070.08, 147,757.70 and 59,327.84 is: 81,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,070.08 : 147,757.70 = 59,327.84 : x
  2. Step 2: Convert to fraction form
    107,070.08/147,757.70 = 59,327.84/x
  3. Step 3: Cross multiply
    107,070.08x = 147,757.70 × 59,327.84
  4. Step 4: Simplify right side
    107,070.08x = 8,766,145,184.37
  5. Step 5: Solve for x
    x = 8,766,145,184.37/107,070.08
  6. Step 6: Final answer
    x = 81,872.97

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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.