Home / 30,101.03-41,539.78-16,672.55

Finding the Fourth Proportional to 30,101.03, 41,539.78 and 16,672.55

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Solution

The fourth proportional to 30,101.03, 41,539.78 and 16,672.55 is: 23,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,101.03 : 41,539.78 = 16,672.55 : x
  2. Step 2: Convert to fraction form
    30,101.03/41,539.78 = 16,672.55/x
  3. Step 3: Cross multiply
    30,101.03x = 41,539.78 × 16,672.55
  4. Step 4: Simplify right side
    30,101.03x = 692,574,059.04
  5. Step 5: Solve for x
    x = 692,574,059.04/30,101.03
  6. Step 6: Final answer
    x = 23,008.32

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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.