Home / 64,708.73-97,067.28-20,337.34

Finding the Fourth Proportional to 64,708.73, 97,067.28 and 20,337.34

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Solution

The fourth proportional to 64,708.73, 97,067.28 and 20,337.34 is: 30,507.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,708.73 : 97,067.28 = 20,337.34 : x
  2. Step 2: Convert to fraction form
    64,708.73/97,067.28 = 20,337.34/x
  3. Step 3: Cross multiply
    64,708.73x = 97,067.28 × 20,337.34
  4. Step 4: Simplify right side
    64,708.73x = 1,974,090,276.24
  5. Step 5: Solve for x
    x = 1,974,090,276.24/64,708.73
  6. Step 6: Final answer
    x = 30,507.33

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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.