Home / 177,541.48-244,844.98-138,784.43

Finding the Fourth Proportional to 177,541.48, 244,844.98 and 138,784.43

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Solution

The fourth proportional to 177,541.48, 244,844.98 and 138,784.43 is: 191,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,541.48 : 244,844.98 = 138,784.43 : x
  2. Step 2: Convert to fraction form
    177,541.48/244,844.98 = 138,784.43/x
  3. Step 3: Cross multiply
    177,541.48x = 244,844.98 × 138,784.43
  4. Step 4: Simplify right side
    177,541.48x = 33,980,670,987.66
  5. Step 5: Solve for x
    x = 33,980,670,987.66/177,541.48
  6. Step 6: Final answer
    x = 191,395.67

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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.