Home / 30,103.75-41,543.51-16,675.22

Finding the Fourth Proportional to 30,103.75, 41,543.51 and 16,675.22

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Solution

The fourth proportional to 30,103.75, 41,543.51 and 16,675.22 is: 23,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103.75 : 41,543.51 = 16,675.22 : x
  2. Step 2: Convert to fraction form
    30,103.75/41,543.51 = 16,675.22/x
  3. Step 3: Cross multiply
    30,103.75x = 41,543.51 × 16,675.22
  4. Step 4: Simplify right side
    30,103.75x = 692,747,002.52
  5. Step 5: Solve for x
    x = 692,747,002.52/30,103.75
  6. Step 6: Final answer
    x = 23,011.98

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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.