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Finding the Fourth Proportional to 169,362.99, 233,728.20 and 97,742.79

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Solution

The fourth proportional to 169,362.99, 233,728.20 and 97,742.79 is: 134,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,362.99 : 233,728.20 = 97,742.79 : x
  2. Step 2: Convert to fraction form
    169,362.99/233,728.20 = 97,742.79/x
  3. Step 3: Cross multiply
    169,362.99x = 233,728.20 × 97,742.79
  4. Step 4: Simplify right side
    169,362.99x = 22,845,246,369.68
  5. Step 5: Solve for x
    x = 22,845,246,369.68/169,362.99
  6. Step 6: Final answer
    x = 134,889.25

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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.