Home / 157,827.87-236,845.38-57,988.89

Finding the Fourth Proportional to 157,827.87, 236,845.38 and 57,988.89

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Solution

The fourth proportional to 157,827.87, 236,845.38 and 57,988.89 is: 87,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,827.87 : 236,845.38 = 57,988.89 : x
  2. Step 2: Convert to fraction form
    157,827.87/236,845.38 = 57,988.89/x
  3. Step 3: Cross multiply
    157,827.87x = 236,845.38 × 57,988.89
  4. Step 4: Simplify right side
    157,827.87x = 13,734,400,687.83
  5. Step 5: Solve for x
    x = 13,734,400,687.83/157,827.87
  6. Step 6: Final answer
    x = 87,021.39

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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.