Home / 107,729.04-161,632.44-37,618.68

Finding the Fourth Proportional to 107,729.04, 161,632.44 and 37,618.68

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Solution

The fourth proportional to 107,729.04, 161,632.44 and 37,618.68 is: 56,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,729.04 : 161,632.44 = 37,618.68 : x
  2. Step 2: Convert to fraction form
    107,729.04/161,632.44 = 37,618.68/x
  3. Step 3: Cross multiply
    107,729.04x = 161,632.44 × 37,618.68
  4. Step 4: Simplify right side
    107,729.04x = 6,080,399,037.98
  5. Step 5: Solve for x
    x = 6,080,399,037.98/107,729.04
  6. Step 6: Final answer
    x = 56,441.60

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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.