Home / 107,202.12-160,810-36,118.96

Finding the Fourth Proportional to 107,202.12, 160,810 and 36,118.96

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Solution

The fourth proportional to 107,202.12, 160,810 and 36,118.96 is: 54,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,202.12 : 160,810 = 36,118.96 : x
  2. Step 2: Convert to fraction form
    107,202.12/160,810 = 36,118.96/x
  3. Step 3: Cross multiply
    107,202.12x = 160,810 × 36,118.96
  4. Step 4: Simplify right side
    107,202.12x = 5,808,289,957.60
  5. Step 5: Solve for x
    x = 5,808,289,957.60/107,202.12
  6. Step 6: Final answer
    x = 54,180.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.