Home / 51,226.66-70,690.08-28,567.99

Finding the Fourth Proportional to 51,226.66, 70,690.08 and 28,567.99

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Solution

The fourth proportional to 51,226.66, 70,690.08 and 28,567.99 is: 39,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,226.66 : 70,690.08 = 28,567.99 : x
  2. Step 2: Convert to fraction form
    51,226.66/70,690.08 = 28,567.99/x
  3. Step 3: Cross multiply
    51,226.66x = 70,690.08 × 28,567.99
  4. Step 4: Simplify right side
    51,226.66x = 2,019,473,498.54
  5. Step 5: Solve for x
    x = 2,019,473,498.54/51,226.66
  6. Step 6: Final answer
    x = 39,422.31

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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.