Home / 30,103.52-41,543.19-16,674.98

Finding the Fourth Proportional to 30,103.52, 41,543.19 and 16,674.98

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Solution

The fourth proportional to 30,103.52, 41,543.19 and 16,674.98 is: 23,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103.52 : 41,543.19 = 16,674.98 : x
  2. Step 2: Convert to fraction form
    30,103.52/41,543.19 = 16,674.98/x
  3. Step 3: Cross multiply
    30,103.52x = 41,543.19 × 16,674.98
  4. Step 4: Simplify right side
    30,103.52x = 692,731,862.39
  5. Step 5: Solve for x
    x = 692,731,862.39/30,103.52
  6. Step 6: Final answer
    x = 23,011.66

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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.