Home / 46,943.82-70,408.17-20,643.66

Finding the Fourth Proportional to 46,943.82, 70,408.17 and 20,643.66

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Solution

The fourth proportional to 46,943.82, 70,408.17 and 20,643.66 is: 30,962.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,943.82 : 70,408.17 = 20,643.66 : x
  2. Step 2: Convert to fraction form
    46,943.82/70,408.17 = 20,643.66/x
  3. Step 3: Cross multiply
    46,943.82x = 70,408.17 × 20,643.66
  4. Step 4: Simplify right side
    46,943.82x = 1,453,482,322.70
  5. Step 5: Solve for x
    x = 1,453,482,322.70/46,943.82
  6. Step 6: Final answer
    x = 30,962.17

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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.