Home / 197,417.80-272,435.76-106,773.87

Finding the Fourth Proportional to 197,417.80, 272,435.76 and 106,773.87

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Solution

The fourth proportional to 197,417.80, 272,435.76 and 106,773.87 is: 147,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,417.80 : 272,435.76 = 106,773.87 : x
  2. Step 2: Convert to fraction form
    197,417.80/272,435.76 = 106,773.87/x
  3. Step 3: Cross multiply
    197,417.80x = 272,435.76 × 106,773.87
  4. Step 4: Simplify right side
    197,417.80x = 29,089,020,421.59
  5. Step 5: Solve for x
    x = 29,089,020,421.59/197,417.80
  6. Step 6: Final answer
    x = 147,347.51

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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.