Home / 61,209.64-84,500.58-38,555.56

Finding the Fourth Proportional to 61,209.64, 84,500.58 and 38,555.56

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Solution

The fourth proportional to 61,209.64, 84,500.58 and 38,555.56 is: 53,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,209.64 : 84,500.58 = 38,555.56 : x
  2. Step 2: Convert to fraction form
    61,209.64/84,500.58 = 38,555.56/x
  3. Step 3: Cross multiply
    61,209.64x = 84,500.58 × 38,555.56
  4. Step 4: Simplify right side
    61,209.64x = 3,257,967,182.22
  5. Step 5: Solve for x
    x = 3,257,967,182.22/61,209.64
  6. Step 6: Final answer
    x = 53,226.37

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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.