Home / 77,430.75-116,067.69-52,473.33

Finding the Fourth Proportional to 77,430.75, 116,067.69 and 52,473.33

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Solution

The fourth proportional to 77,430.75, 116,067.69 and 52,473.33 is: 78,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,430.75 : 116,067.69 = 52,473.33 : x
  2. Step 2: Convert to fraction form
    77,430.75/116,067.69 = 52,473.33/x
  3. Step 3: Cross multiply
    77,430.75x = 116,067.69 × 52,473.33
  4. Step 4: Simplify right side
    77,430.75x = 6,090,458,199.71
  5. Step 5: Solve for x
    x = 6,090,458,199.71/77,430.75
  6. Step 6: Final answer
    x = 78,656.84

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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.