Home / 93,400.62-139,278.34-92,558.22

Finding the Fourth Proportional to 93,400.62, 139,278.34 and 92,558.22

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Solution

The fourth proportional to 93,400.62, 139,278.34 and 92,558.22 is: 138,022.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,400.62 : 139,278.34 = 92,558.22 : x
  2. Step 2: Convert to fraction form
    93,400.62/139,278.34 = 92,558.22/x
  3. Step 3: Cross multiply
    93,400.62x = 139,278.34 × 92,558.22
  4. Step 4: Simplify right side
    93,400.62x = 12,891,355,234.95
  5. Step 5: Solve for x
    x = 12,891,355,234.95/93,400.62
  6. Step 6: Final answer
    x = 138,022.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.