Home / 93,014.15-128,361.18-50,572.98

Finding the Fourth Proportional to 93,014.15, 128,361.18 and 50,572.98

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Solution

The fourth proportional to 93,014.15, 128,361.18 and 50,572.98 is: 69,791.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,014.15 : 128,361.18 = 50,572.98 : x
  2. Step 2: Convert to fraction form
    93,014.15/128,361.18 = 50,572.98/x
  3. Step 3: Cross multiply
    93,014.15x = 128,361.18 × 50,572.98
  4. Step 4: Simplify right side
    93,014.15x = 6,491,607,388.92
  5. Step 5: Solve for x
    x = 6,491,607,388.92/93,014.15
  6. Step 6: Final answer
    x = 69,791.61

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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.