Home / 64,099.52-96,158.39-19,729.97

Finding the Fourth Proportional to 64,099.52, 96,158.39 and 19,729.97

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Solution

The fourth proportional to 64,099.52, 96,158.39 and 19,729.97 is: 29,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,099.52 : 96,158.39 = 19,729.97 : x
  2. Step 2: Convert to fraction form
    64,099.52/96,158.39 = 19,729.97/x
  3. Step 3: Cross multiply
    64,099.52x = 96,158.39 × 19,729.97
  4. Step 4: Simplify right side
    64,099.52x = 1,897,201,570.51
  5. Step 5: Solve for x
    x = 1,897,201,570.51/64,099.52
  6. Step 6: Final answer
    x = 29,597.75

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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.