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Finding the Fourth Proportional to 169,320.30, 233,662.92 and 97,703.34

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Solution

The fourth proportional to 169,320.30, 233,662.92 and 97,703.34 is: 134,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,320.30 : 233,662.92 = 97,703.34 : x
  2. Step 2: Convert to fraction form
    169,320.30/233,662.92 = 97,703.34/x
  3. Step 3: Cross multiply
    169,320.30x = 233,662.92 × 97,703.34
  4. Step 4: Simplify right side
    169,320.30x = 22,829,647,718.15
  5. Step 5: Solve for x
    x = 22,829,647,718.15/169,320.30
  6. Step 6: Final answer
    x = 134,831.13

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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.