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Finding the Fourth Proportional to 111,628.01, 167,465.07 and 36,752.63

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Solution

The fourth proportional to 111,628.01, 167,465.07 and 36,752.63 is: 55,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,628.01 : 167,465.07 = 36,752.63 : x
  2. Step 2: Convert to fraction form
    111,628.01/167,465.07 = 36,752.63/x
  3. Step 3: Cross multiply
    111,628.01x = 167,465.07 × 36,752.63
  4. Step 4: Simplify right side
    111,628.01x = 6,154,780,918.31
  5. Step 5: Solve for x
    x = 6,154,780,918.31/111,628.01
  6. Step 6: Final answer
    x = 55,136.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.