Home / 93,400.23-128,892.74-50,959.65

Finding the Fourth Proportional to 93,400.23, 128,892.74 and 50,959.65

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Solution

The fourth proportional to 93,400.23, 128,892.74 and 50,959.65 is: 70,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,400.23 : 128,892.74 = 50,959.65 : x
  2. Step 2: Convert to fraction form
    93,400.23/128,892.74 = 50,959.65/x
  3. Step 3: Cross multiply
    93,400.23x = 128,892.74 × 50,959.65
  4. Step 4: Simplify right side
    93,400.23x = 6,568,328,663.14
  5. Step 5: Solve for x
    x = 6,568,328,663.14/93,400.23
  6. Step 6: Final answer
    x = 70,324.54

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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.