Home / 93,011.94-128,357.38-50,571.38

Finding the Fourth Proportional to 93,011.94, 128,357.38 and 50,571.38

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Solution

The fourth proportional to 93,011.94, 128,357.38 and 50,571.38 is: 69,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,011.94 : 128,357.38 = 50,571.38 : x
  2. Step 2: Convert to fraction form
    93,011.94/128,357.38 = 50,571.38/x
  3. Step 3: Cross multiply
    93,011.94x = 128,357.38 × 50,571.38
  4. Step 4: Simplify right side
    93,011.94x = 6,491,209,839.78
  5. Step 5: Solve for x
    x = 6,491,209,839.78/93,011.94
  6. Step 6: Final answer
    x = 69,789.00

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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.