Home / 67,008.09-100,526.72-20,259.75

Finding the Fourth Proportional to 67,008.09, 100,526.72 and 20,259.75

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Solution

The fourth proportional to 67,008.09, 100,526.72 and 20,259.75 is: 30,394.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,008.09 : 100,526.72 = 20,259.75 : x
  2. Step 2: Convert to fraction form
    67,008.09/100,526.72 = 20,259.75/x
  3. Step 3: Cross multiply
    67,008.09x = 100,526.72 × 20,259.75
  4. Step 4: Simplify right side
    67,008.09x = 2,036,646,215.52
  5. Step 5: Solve for x
    x = 2,036,646,215.52/67,008.09
  6. Step 6: Final answer
    x = 30,394.03

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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.