Home / 96,330.12-132,935.76-53,889.36

Finding the Fourth Proportional to 96,330.12, 132,935.76 and 53,889.36

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Solution

The fourth proportional to 96,330.12, 132,935.76 and 53,889.36 is: 74,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,330.12 : 132,935.76 = 53,889.36 : x
  2. Step 2: Convert to fraction form
    96,330.12/132,935.76 = 53,889.36/x
  3. Step 3: Cross multiply
    96,330.12x = 132,935.76 × 53,889.36
  4. Step 4: Simplify right side
    96,330.12x = 7,163,823,027.51
  5. Step 5: Solve for x
    x = 7,163,823,027.51/96,330.12
  6. Step 6: Final answer
    x = 74,367.43

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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.