Home / 48,401.76-72,612.72-15,120.48

Finding the Fourth Proportional to 48,401.76, 72,612.72 and 15,120.48

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Solution

The fourth proportional to 48,401.76, 72,612.72 and 15,120.48 is: 22,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,401.76 : 72,612.72 = 15,120.48 : x
  2. Step 2: Convert to fraction form
    48,401.76/72,612.72 = 15,120.48/x
  3. Step 3: Cross multiply
    48,401.76x = 72,612.72 × 15,120.48
  4. Step 4: Simplify right side
    48,401.76x = 1,097,939,180.51
  5. Step 5: Solve for x
    x = 1,097,939,180.51/48,401.76
  6. Step 6: Final answer
    x = 22,683.87

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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.