Home / 64,760.05-97,145.54-18,012.92

Finding the Fourth Proportional to 64,760.05, 97,145.54 and 18,012.92

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Solution

The fourth proportional to 64,760.05, 97,145.54 and 18,012.92 is: 27,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,760.05 : 97,145.54 = 18,012.92 : x
  2. Step 2: Convert to fraction form
    64,760.05/97,145.54 = 18,012.92/x
  3. Step 3: Cross multiply
    64,760.05x = 97,145.54 × 18,012.92
  4. Step 4: Simplify right side
    64,760.05x = 1,749,874,840.38
  5. Step 5: Solve for x
    x = 1,749,874,840.38/64,760.05
  6. Step 6: Final answer
    x = 27,020.90

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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.