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Finding the Fourth Proportional to 201,172.23, 277,622.56 and 110,534.06

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Solution

The fourth proportional to 201,172.23, 277,622.56 and 110,534.06 is: 152,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,172.23 : 277,622.56 = 110,534.06 : x
  2. Step 2: Convert to fraction form
    201,172.23/277,622.56 = 110,534.06/x
  3. Step 3: Cross multiply
    201,172.23x = 277,622.56 × 110,534.06
  4. Step 4: Simplify right side
    201,172.23x = 30,686,748,704.39
  5. Step 5: Solve for x
    x = 30,686,748,704.39/201,172.23
  6. Step 6: Final answer
    x = 152,539.69

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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.