Home / 43,069.54-64,597-11,904.88

Finding the Fourth Proportional to 43,069.54, 64,597 and 11,904.88

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Solution

The fourth proportional to 43,069.54, 64,597 and 11,904.88 is: 17,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,069.54 : 64,597 = 11,904.88 : x
  2. Step 2: Convert to fraction form
    43,069.54/64,597 = 11,904.88/x
  3. Step 3: Cross multiply
    43,069.54x = 64,597 × 11,904.88
  4. Step 4: Simplify right side
    43,069.54x = 769,019,533.36
  5. Step 5: Solve for x
    x = 769,019,533.36/43,069.54
  6. Step 6: Final answer
    x = 17,855.30

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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.