Home / 45,575.02-68,364.54-13,982.74

Finding the Fourth Proportional to 45,575.02, 68,364.54 and 13,982.74

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Solution

The fourth proportional to 45,575.02, 68,364.54 and 13,982.74 is: 20,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,575.02 : 68,364.54 = 13,982.74 : x
  2. Step 2: Convert to fraction form
    45,575.02/68,364.54 = 13,982.74/x
  3. Step 3: Cross multiply
    45,575.02x = 68,364.54 × 13,982.74
  4. Step 4: Simplify right side
    45,575.02x = 955,923,588.04
  5. Step 5: Solve for x
    x = 955,923,588.04/45,575.02
  6. Step 6: Final answer
    x = 20,974.73

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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.