Home / 67,030.98-100,546.37-17,111.09

Finding the Fourth Proportional to 67,030.98, 100,546.37 and 17,111.09

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Solution

The fourth proportional to 67,030.98, 100,546.37 and 17,111.09 is: 25,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,030.98 : 100,546.37 = 17,111.09 : x
  2. Step 2: Convert to fraction form
    67,030.98/100,546.37 = 17,111.09/x
  3. Step 3: Cross multiply
    67,030.98x = 100,546.37 × 17,111.09
  4. Step 4: Simplify right side
    67,030.98x = 1,720,457,397.96
  5. Step 5: Solve for x
    x = 1,720,457,397.96/67,030.98
  6. Step 6: Final answer
    x = 25,666.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.