Home / 132,631.36-183,033.12-73,016.64

Finding the Fourth Proportional to 132,631.36, 183,033.12 and 73,016.64

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Solution

The fourth proportional to 132,631.36, 183,033.12 and 73,016.64 is: 100,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,631.36 : 183,033.12 = 73,016.64 : x
  2. Step 2: Convert to fraction form
    132,631.36/183,033.12 = 73,016.64/x
  3. Step 3: Cross multiply
    132,631.36x = 183,033.12 × 73,016.64
  4. Step 4: Simplify right side
    132,631.36x = 13,364,463,431.12
  5. Step 5: Solve for x
    x = 13,364,463,431.12/132,631.36
  6. Step 6: Final answer
    x = 100,763.98

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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.