Home / 93,472.36-128,986.38-51,022.36

Finding the Fourth Proportional to 93,472.36, 128,986.38 and 51,022.36

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Solution

The fourth proportional to 93,472.36, 128,986.38 and 51,022.36 is: 70,407.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,472.36 : 128,986.38 = 51,022.36 : x
  2. Step 2: Convert to fraction form
    93,472.36/128,986.38 = 51,022.36/x
  3. Step 3: Cross multiply
    93,472.36x = 128,986.38 × 51,022.36
  4. Step 4: Simplify right side
    93,472.36x = 6,581,189,515.46
  5. Step 5: Solve for x
    x = 6,581,189,515.46/93,472.36
  6. Step 6: Final answer
    x = 70,407.87

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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.