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Finding the Fourth Proportional to 62,303.76, 85,981.77 and 35,450.91

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Solution

The fourth proportional to 62,303.76, 85,981.77 and 35,450.91 is: 48,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,303.76 : 85,981.77 = 35,450.91 : x
  2. Step 2: Convert to fraction form
    62,303.76/85,981.77 = 35,450.91/x
  3. Step 3: Cross multiply
    62,303.76x = 85,981.77 × 35,450.91
  4. Step 4: Simplify right side
    62,303.76x = 3,048,131,989.91
  5. Step 5: Solve for x
    x = 3,048,131,989.91/62,303.76
  6. Step 6: Final answer
    x = 48,923.72

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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.