Home / 77,828.32-116,566.80-46,597.60

Finding the Fourth Proportional to 77,828.32, 116,566.80 and 46,597.60

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Solution

The fourth proportional to 77,828.32, 116,566.80 and 46,597.60 is: 69,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,828.32 : 116,566.80 = 46,597.60 : x
  2. Step 2: Convert to fraction form
    77,828.32/116,566.80 = 46,597.60/x
  3. Step 3: Cross multiply
    77,828.32x = 116,566.80 × 46,597.60
  4. Step 4: Simplify right side
    77,828.32x = 5,431,733,119.68
  5. Step 5: Solve for x
    x = 5,431,733,119.68/77,828.32
  6. Step 6: Final answer
    x = 69,791.22

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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.