Home / 96,307.40-132,900.86-53,286.21

Finding the Fourth Proportional to 96,307.40, 132,900.86 and 53,286.21

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Solution

The fourth proportional to 96,307.40, 132,900.86 and 53,286.21 is: 73,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,307.40 : 132,900.86 = 53,286.21 : x
  2. Step 2: Convert to fraction form
    96,307.40/132,900.86 = 53,286.21/x
  3. Step 3: Cross multiply
    96,307.40x = 132,900.86 × 53,286.21
  4. Step 4: Simplify right side
    96,307.40x = 7,081,783,135.14
  5. Step 5: Solve for x
    x = 7,081,783,135.14/96,307.40
  6. Step 6: Final answer
    x = 73,533.12

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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.