Home / 48,325.72-72,477.36-13,268.20

Finding the Fourth Proportional to 48,325.72, 72,477.36 and 13,268.20

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Solution

The fourth proportional to 48,325.72, 72,477.36 and 13,268.20 is: 19,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,325.72 : 72,477.36 = 13,268.20 : x
  2. Step 2: Convert to fraction form
    48,325.72/72,477.36 = 13,268.20/x
  3. Step 3: Cross multiply
    48,325.72x = 72,477.36 × 13,268.20
  4. Step 4: Simplify right side
    48,325.72x = 961,644,107.95
  5. Step 5: Solve for x
    x = 961,644,107.95/48,325.72
  6. Step 6: Final answer
    x = 19,899.22

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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.