Home / 157,716.41-236,605.43-57,877.32

Finding the Fourth Proportional to 157,716.41, 236,605.43 and 57,877.32

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Solution

The fourth proportional to 157,716.41, 236,605.43 and 57,877.32 is: 86,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,716.41 : 236,605.43 = 57,877.32 : x
  2. Step 2: Convert to fraction form
    157,716.41/236,605.43 = 57,877.32/x
  3. Step 3: Cross multiply
    157,716.41x = 236,605.43 × 57,877.32
  4. Step 4: Simplify right side
    157,716.41x = 13,694,087,896.46
  5. Step 5: Solve for x
    x = 13,694,087,896.46/157,716.41
  6. Step 6: Final answer
    x = 86,827.29

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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.