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Finding the Fourth Proportional to 62,783.87, 94,176.90 and 22,831.20

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Solution

The fourth proportional to 62,783.87, 94,176.90 and 22,831.20 is: 34,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,783.87 : 94,176.90 = 22,831.20 : x
  2. Step 2: Convert to fraction form
    62,783.87/94,176.90 = 22,831.20/x
  3. Step 3: Cross multiply
    62,783.87x = 94,176.90 × 22,831.20
  4. Step 4: Simplify right side
    62,783.87x = 2,150,171,639.28
  5. Step 5: Solve for x
    x = 2,150,171,639.28/62,783.87
  6. Step 6: Final answer
    x = 34,247.20

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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.