Home / 107,777.64-161,666.49-32,898.21

Finding the Fourth Proportional to 107,777.64, 161,666.49 and 32,898.21

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Solution

The fourth proportional to 107,777.64, 161,666.49 and 32,898.21 is: 49,347.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,777.64 : 161,666.49 = 32,898.21 : x
  2. Step 2: Convert to fraction form
    107,777.64/161,666.49 = 32,898.21/x
  3. Step 3: Cross multiply
    107,777.64x = 161,666.49 × 32,898.21
  4. Step 4: Simplify right side
    107,777.64x = 5,318,538,137.98
  5. Step 5: Solve for x
    x = 5,318,538,137.98/107,777.64
  6. Step 6: Final answer
    x = 49,347.32

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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.