Home / 157,664.61-236,356.26-57,801.49

Finding the Fourth Proportional to 157,664.61, 236,356.26 and 57,801.49

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Solution

The fourth proportional to 157,664.61, 236,356.26 and 57,801.49 is: 86,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,664.61 : 236,356.26 = 57,801.49 : x
  2. Step 2: Convert to fraction form
    157,664.61/236,356.26 = 57,801.49/x
  3. Step 3: Cross multiply
    157,664.61x = 236,356.26 × 57,801.49
  4. Step 4: Simplify right side
    157,664.61x = 13,661,743,998.83
  5. Step 5: Solve for x
    x = 13,661,743,998.83/157,664.61
  6. Step 6: Final answer
    x = 86,650.67

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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.