Home / 77,554.14-116,365.77-40,609.50

Finding the Fourth Proportional to 77,554.14, 116,365.77 and 40,609.50

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Solution

The fourth proportional to 77,554.14, 116,365.77 and 40,609.50 is: 60,932.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,554.14 : 116,365.77 = 40,609.50 : x
  2. Step 2: Convert to fraction form
    77,554.14/116,365.77 = 40,609.50/x
  3. Step 3: Cross multiply
    77,554.14x = 116,365.77 × 40,609.50
  4. Step 4: Simplify right side
    77,554.14x = 4,725,555,736.82
  5. Step 5: Solve for x
    x = 4,725,555,736.82/77,554.14
  6. Step 6: Final answer
    x = 60,932.35

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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.