Home / 90,049.46-124,266.52-49,762.34

Finding the Fourth Proportional to 90,049.46, 124,266.52 and 49,762.34

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Solution

The fourth proportional to 90,049.46, 124,266.52 and 49,762.34 is: 68,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,049.46 : 124,266.52 = 49,762.34 : x
  2. Step 2: Convert to fraction form
    90,049.46/124,266.52 = 49,762.34/x
  3. Step 3: Cross multiply
    90,049.46x = 124,266.52 × 49,762.34
  4. Step 4: Simplify right side
    90,049.46x = 6,183,792,818.86
  5. Step 5: Solve for x
    x = 6,183,792,818.86/90,049.46
  6. Step 6: Final answer
    x = 68,671.07

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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.