Home / 30,100.68-41,537.16-16,671.18

Finding the Fourth Proportional to 30,100.68, 41,537.16 and 16,671.18

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Solution

The fourth proportional to 30,100.68, 41,537.16 and 16,671.18 is: 23,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.68 : 41,537.16 = 16,671.18 : x
  2. Step 2: Convert to fraction form
    30,100.68/41,537.16 = 16,671.18/x
  3. Step 3: Cross multiply
    30,100.68x = 41,537.16 × 16,671.18
  4. Step 4: Simplify right side
    30,100.68x = 692,473,471.05
  5. Step 5: Solve for x
    x = 692,473,471.05/30,100.68
  6. Step 6: Final answer
    x = 23,005.24

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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.