Home / 30,163.47-41,623.71-16,734.45

Finding the Fourth Proportional to 30,163.47, 41,623.71 and 16,734.45

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Solution

The fourth proportional to 30,163.47, 41,623.71 and 16,734.45 is: 23,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,163.47 : 41,623.71 = 16,734.45 : x
  2. Step 2: Convert to fraction form
    30,163.47/41,623.71 = 16,734.45/x
  3. Step 3: Cross multiply
    30,163.47x = 41,623.71 × 16,734.45
  4. Step 4: Simplify right side
    30,163.47x = 696,549,893.81
  5. Step 5: Solve for x
    x = 696,549,893.81/30,163.47
  6. Step 6: Final answer
    x = 23,092.50

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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.