Home / 197,301.53-272,275.75-106,657.55

Finding the Fourth Proportional to 197,301.53, 272,275.75 and 106,657.55

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Solution

The fourth proportional to 197,301.53, 272,275.75 and 106,657.55 is: 147,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,301.53 : 272,275.75 = 106,657.55 : x
  2. Step 2: Convert to fraction form
    197,301.53/272,275.75 = 106,657.55/x
  3. Step 3: Cross multiply
    197,301.53x = 272,275.75 × 106,657.55
  4. Step 4: Simplify right side
    197,301.53x = 29,040,264,419.41
  5. Step 5: Solve for x
    x = 29,040,264,419.41/197,301.53
  6. Step 6: Final answer
    x = 147,187.22

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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.