Home / 46,521.10-69,760.05-20,212.30

Finding the Fourth Proportional to 46,521.10, 69,760.05 and 20,212.30

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Solution

The fourth proportional to 46,521.10, 69,760.05 and 20,212.30 is: 30,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,521.10 : 69,760.05 = 20,212.30 : x
  2. Step 2: Convert to fraction form
    46,521.10/69,760.05 = 20,212.30/x
  3. Step 3: Cross multiply
    46,521.10x = 69,760.05 × 20,212.30
  4. Step 4: Simplify right side
    46,521.10x = 1,410,011,058.62
  5. Step 5: Solve for x
    x = 1,410,011,058.62/46,521.10
  6. Step 6: Final answer
    x = 30,309.07

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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.