Home / 197,746.23-272,890.08-107,102.37

Finding the Fourth Proportional to 197,746.23, 272,890.08 and 107,102.37

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Solution

The fourth proportional to 197,746.23, 272,890.08 and 107,102.37 is: 147,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,746.23 : 272,890.08 = 107,102.37 : x
  2. Step 2: Convert to fraction form
    197,746.23/272,890.08 = 107,102.37/x
  3. Step 3: Cross multiply
    197,746.23x = 272,890.08 × 107,102.37
  4. Step 4: Simplify right side
    197,746.23x = 29,227,174,317.49
  5. Step 5: Solve for x
    x = 29,227,174,317.49/197,746.23
  6. Step 6: Final answer
    x = 147,801.42

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1.5x scale

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.