Home / 151,926.54-209,657.37-83,943.30

Finding the Fourth Proportional to 151,926.54, 209,657.37 and 83,943.30

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Solution

The fourth proportional to 151,926.54, 209,657.37 and 83,943.30 is: 115,841.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,926.54 : 209,657.37 = 83,943.30 : x
  2. Step 2: Convert to fraction form
    151,926.54/209,657.37 = 83,943.30/x
  3. Step 3: Cross multiply
    151,926.54x = 209,657.37 × 83,943.30
  4. Step 4: Simplify right side
    151,926.54x = 17,599,331,507.12
  5. Step 5: Solve for x
    x = 17,599,331,507.12/151,926.54
  6. Step 6: Final answer
    x = 115,841.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.