Home / 157,668.44-236,362.05-57,805.36

Finding the Fourth Proportional to 157,668.44, 236,362.05 and 57,805.36

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Solution

The fourth proportional to 157,668.44, 236,362.05 and 57,805.36 is: 86,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,668.44 : 236,362.05 = 57,805.36 : x
  2. Step 2: Convert to fraction form
    157,668.44/236,362.05 = 57,805.36/x
  3. Step 3: Cross multiply
    157,668.44x = 236,362.05 × 57,805.36
  4. Step 4: Simplify right side
    157,668.44x = 13,662,994,129.22
  5. Step 5: Solve for x
    x = 13,662,994,129.22/157,668.44
  6. Step 6: Final answer
    x = 86,656.49

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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.