Home / 67,797.09-101,684.07-17,877.67

Finding the Fourth Proportional to 67,797.09, 101,684.07 and 17,877.67

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Solution

The fourth proportional to 67,797.09, 101,684.07 and 17,877.67 is: 26,813.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,797.09 : 101,684.07 = 17,877.67 : x
  2. Step 2: Convert to fraction form
    67,797.09/101,684.07 = 17,877.67/x
  3. Step 3: Cross multiply
    67,797.09x = 101,684.07 × 17,877.67
  4. Step 4: Simplify right side
    67,797.09x = 1,817,873,993.51
  5. Step 5: Solve for x
    x = 1,817,873,993.51/67,797.09
  6. Step 6: Final answer
    x = 26,813.45

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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.