Home / 93,110.02-128,491.59-50,668.54

Finding the Fourth Proportional to 93,110.02, 128,491.59 and 50,668.54

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Solution

The fourth proportional to 93,110.02, 128,491.59 and 50,668.54 is: 69,922.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,110.02 : 128,491.59 = 50,668.54 : x
  2. Step 2: Convert to fraction form
    93,110.02/128,491.59 = 50,668.54/x
  3. Step 3: Cross multiply
    93,110.02x = 128,491.59 × 50,668.54
  4. Step 4: Simplify right side
    93,110.02x = 6,510,481,267.58
  5. Step 5: Solve for x
    x = 6,510,481,267.58/93,110.02
  6. Step 6: Final answer
    x = 69,922.46

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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.