Home / 48,116.16-72,183.96-20,038.32

Finding the Fourth Proportional to 48,116.16, 72,183.96 and 20,038.32

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Solution

The fourth proportional to 48,116.16, 72,183.96 and 20,038.32 is: 30,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,116.16 : 72,183.96 = 20,038.32 : x
  2. Step 2: Convert to fraction form
    48,116.16/72,183.96 = 20,038.32/x
  3. Step 3: Cross multiply
    48,116.16x = 72,183.96 × 20,038.32
  4. Step 4: Simplify right side
    48,116.16x = 1,446,445,289.35
  5. Step 5: Solve for x
    x = 1,446,445,289.35/48,116.16
  6. Step 6: Final answer
    x = 30,061.53

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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.