Home / 42,794.06-64,197.23-13,214.41

Finding the Fourth Proportional to 42,794.06, 64,197.23 and 13,214.41

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Solution

The fourth proportional to 42,794.06, 64,197.23 and 13,214.41 is: 19,823.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,794.06 : 64,197.23 = 13,214.41 : x
  2. Step 2: Convert to fraction form
    42,794.06/64,197.23 = 13,214.41/x
  3. Step 3: Cross multiply
    42,794.06x = 64,197.23 × 13,214.41
  4. Step 4: Simplify right side
    42,794.06x = 848,328,291.52
  5. Step 5: Solve for x
    x = 848,328,291.52/42,794.06
  6. Step 6: Final answer
    x = 19,823.51

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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.