Home / 39,464.06-54,461.19-21,560.21

Finding the Fourth Proportional to 39,464.06, 54,461.19 and 21,560.21

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Solution

The fourth proportional to 39,464.06, 54,461.19 and 21,560.21 is: 29,753.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.06 : 54,461.19 = 21,560.21 : x
  2. Step 2: Convert to fraction form
    39,464.06/54,461.19 = 21,560.21/x
  3. Step 3: Cross multiply
    39,464.06x = 54,461.19 × 21,560.21
  4. Step 4: Simplify right side
    39,464.06x = 1,174,194,706.02
  5. Step 5: Solve for x
    x = 1,174,194,706.02/39,464.06
  6. Step 6: Final answer
    x = 29,753.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.