Home / 107,066.24-147,749.49-59,318.63

Finding the Fourth Proportional to 107,066.24, 147,749.49 and 59,318.63

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Solution

The fourth proportional to 107,066.24, 147,749.49 and 59,318.63 is: 81,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,066.24 : 147,749.49 = 59,318.63 : x
  2. Step 2: Convert to fraction form
    107,066.24/147,749.49 = 59,318.63/x
  3. Step 3: Cross multiply
    107,066.24x = 147,749.49 × 59,318.63
  4. Step 4: Simplify right side
    107,066.24x = 8,764,297,330.00
  5. Step 5: Solve for x
    x = 8,764,297,330.00/107,066.24
  6. Step 6: Final answer
    x = 81,858.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.