Home / 157,824.52-236,792.14-81,886.55

Finding the Fourth Proportional to 157,824.52, 236,792.14 and 81,886.55

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Solution

The fourth proportional to 157,824.52, 236,792.14 and 81,886.55 is: 122,858.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,824.52 : 236,792.14 = 81,886.55 : x
  2. Step 2: Convert to fraction form
    157,824.52/236,792.14 = 81,886.55/x
  3. Step 3: Cross multiply
    157,824.52x = 236,792.14 × 81,886.55
  4. Step 4: Simplify right side
    157,824.52x = 19,390,090,023.04
  5. Step 5: Solve for x
    x = 19,390,090,023.04/157,824.52
  6. Step 6: Final answer
    x = 122,858.54

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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.