Home / 157,491.60-236,273.04-57,651.36

Finding the Fourth Proportional to 157,491.60, 236,273.04 and 57,651.36

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Solution

The fourth proportional to 157,491.60, 236,273.04 and 57,651.36 is: 86,490.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,491.60 : 236,273.04 = 57,651.36 : x
  2. Step 2: Convert to fraction form
    157,491.60/236,273.04 = 57,651.36/x
  3. Step 3: Cross multiply
    157,491.60x = 236,273.04 × 57,651.36
  4. Step 4: Simplify right side
    157,491.60x = 13,621,462,087.33
  5. Step 5: Solve for x
    x = 13,621,462,087.33/157,491.60
  6. Step 6: Final answer
    x = 86,490.09

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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.