Home / 77,554.64-116,352.12-22,150.64

Finding the Fourth Proportional to 77,554.64, 116,352.12 and 22,150.64

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Solution

The fourth proportional to 77,554.64, 116,352.12 and 22,150.64 is: 33,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,554.64 : 116,352.12 = 22,150.64 : x
  2. Step 2: Convert to fraction form
    77,554.64/116,352.12 = 22,150.64/x
  3. Step 3: Cross multiply
    77,554.64x = 116,352.12 × 22,150.64
  4. Step 4: Simplify right side
    77,554.64x = 2,577,273,923.36
  5. Step 5: Solve for x
    x = 2,577,273,923.36/77,554.64
  6. Step 6: Final answer
    x = 33,231.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.