Home / 107,269.38-160,728.93-54,606.42

Finding the Fourth Proportional to 107,269.38, 160,728.93 and 54,606.42

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Solution

The fourth proportional to 107,269.38, 160,728.93 and 54,606.42 is: 81,820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,269.38 : 160,728.93 = 54,606.42 : x
  2. Step 2: Convert to fraction form
    107,269.38/160,728.93 = 54,606.42/x
  3. Step 3: Cross multiply
    107,269.38x = 160,728.93 × 54,606.42
  4. Step 4: Simplify right side
    107,269.38x = 8,776,831,457.73
  5. Step 5: Solve for x
    x = 8,776,831,457.73/107,269.38
  6. Step 6: Final answer
    x = 81,820.47

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1.5x scale

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.