Home / 30,146.58-41,601.12-16,718.04

Finding the Fourth Proportional to 30,146.58, 41,601.12 and 16,718.04

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Solution

The fourth proportional to 30,146.58, 41,601.12 and 16,718.04 is: 23,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146.58 : 41,601.12 = 16,718.04 : x
  2. Step 2: Convert to fraction form
    30,146.58/41,601.12 = 16,718.04/x
  3. Step 3: Cross multiply
    30,146.58x = 41,601.12 × 16,718.04
  4. Step 4: Simplify right side
    30,146.58x = 695,489,188.20
  5. Step 5: Solve for x
    x = 695,489,188.20/30,146.58
  6. Step 6: Final answer
    x = 23,070.25

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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.