Home / 48,683.34-73,034.88-20,603.47

Finding the Fourth Proportional to 48,683.34, 73,034.88 and 20,603.47

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Solution

The fourth proportional to 48,683.34, 73,034.88 and 20,603.47 is: 30,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,683.34 : 73,034.88 = 20,603.47 : x
  2. Step 2: Convert to fraction form
    48,683.34/73,034.88 = 20,603.47/x
  3. Step 3: Cross multiply
    48,683.34x = 73,034.88 × 20,603.47
  4. Step 4: Simplify right side
    48,683.34x = 1,504,771,959.03
  5. Step 5: Solve for x
    x = 1,504,771,959.03/48,683.34
  6. Step 6: Final answer
    x = 30,909.38

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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.