Home / 30,101.30-41,538.64-16,673.12

Finding the Fourth Proportional to 30,101.30, 41,538.64 and 16,673.12

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Solution

The fourth proportional to 30,101.30, 41,538.64 and 16,673.12 is: 23,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,101.30 : 41,538.64 = 16,673.12 : x
  2. Step 2: Convert to fraction form
    30,101.30/41,538.64 = 16,673.12/x
  3. Step 3: Cross multiply
    30,101.30x = 41,538.64 × 16,673.12
  4. Step 4: Simplify right side
    30,101.30x = 692,578,729.36
  5. Step 5: Solve for x
    x = 692,578,729.36/30,101.30
  6. Step 6: Final answer
    x = 23,008.27

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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.