Home / 64,089.50-96,145.18-19,715.27

Finding the Fourth Proportional to 64,089.50, 96,145.18 and 19,715.27

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Solution

The fourth proportional to 64,089.50, 96,145.18 and 19,715.27 is: 29,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,089.50 : 96,145.18 = 19,715.27 : x
  2. Step 2: Convert to fraction form
    64,089.50/96,145.18 = 19,715.27/x
  3. Step 3: Cross multiply
    64,089.50x = 96,145.18 × 19,715.27
  4. Step 4: Simplify right side
    64,089.50x = 1,895,527,652.88
  5. Step 5: Solve for x
    x = 1,895,527,652.88/64,089.50
  6. Step 6: Final answer
    x = 29,576.26

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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.