Home / 48,199.96-66,518.49-30,288.34

Finding the Fourth Proportional to 48,199.96, 66,518.49 and 30,288.34

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Solution

The fourth proportional to 48,199.96, 66,518.49 and 30,288.34 is: 41,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.96 : 66,518.49 = 30,288.34 : x
  2. Step 2: Convert to fraction form
    48,199.96/66,518.49 = 30,288.34/x
  3. Step 3: Cross multiply
    48,199.96x = 66,518.49 × 30,288.34
  4. Step 4: Simplify right side
    48,199.96x = 2,014,734,641.41
  5. Step 5: Solve for x
    x = 2,014,734,641.41/48,199.96
  6. Step 6: Final answer
    x = 41,799.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.