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Finding the Fourth Proportional to 169,188.99, 233,480.81 and 101,208.83

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Solution

The fourth proportional to 169,188.99, 233,480.81 and 101,208.83 is: 139,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,188.99 : 233,480.81 = 101,208.83 : x
  2. Step 2: Convert to fraction form
    169,188.99/233,480.81 = 101,208.83/x
  3. Step 3: Cross multiply
    169,188.99x = 233,480.81 × 101,208.83
  4. Step 4: Simplify right side
    169,188.99x = 23,630,317,934.10
  5. Step 5: Solve for x
    x = 23,630,317,934.10/169,188.99
  6. Step 6: Final answer
    x = 139,668.18

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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.