Home / 107,526.55-161,322.63-54,972.94

Finding the Fourth Proportional to 107,526.55, 161,322.63 and 54,972.94

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Solution

The fourth proportional to 107,526.55, 161,322.63 and 54,972.94 is: 82,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,526.55 : 161,322.63 = 54,972.94 : x
  2. Step 2: Convert to fraction form
    107,526.55/161,322.63 = 54,972.94/x
  3. Step 3: Cross multiply
    107,526.55x = 161,322.63 × 54,972.94
  4. Step 4: Simplify right side
    107,526.55x = 8,868,379,800.37
  5. Step 5: Solve for x
    x = 8,868,379,800.37/107,526.55
  6. Step 6: Final answer
    x = 82,476.18

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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.