Home / 48,119.54-72,191.60-20,030.26

Finding the Fourth Proportional to 48,119.54, 72,191.60 and 20,030.26

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Solution

The fourth proportional to 48,119.54, 72,191.60 and 20,030.26 is: 30,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,119.54 : 72,191.60 = 20,030.26 : x
  2. Step 2: Convert to fraction form
    48,119.54/72,191.60 = 20,030.26/x
  3. Step 3: Cross multiply
    48,119.54x = 72,191.60 × 20,030.26
  4. Step 4: Simplify right side
    48,119.54x = 1,446,016,763.37
  5. Step 5: Solve for x
    x = 1,446,016,763.37/48,119.54
  6. Step 6: Final answer
    x = 30,050.51

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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.