Home / 163,667.56-225,892.24-102,442.14

Finding the Fourth Proportional to 163,667.56, 225,892.24 and 102,442.14

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Solution

The fourth proportional to 163,667.56, 225,892.24 and 102,442.14 is: 141,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,667.56 : 225,892.24 = 102,442.14 : x
  2. Step 2: Convert to fraction form
    163,667.56/225,892.24 = 102,442.14/x
  3. Step 3: Cross multiply
    163,667.56x = 225,892.24 × 102,442.14
  4. Step 4: Simplify right side
    163,667.56x = 23,140,884,474.99
  5. Step 5: Solve for x
    x = 23,140,884,474.99/163,667.56
  6. Step 6: Final answer
    x = 141,389.56

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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.