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Finding the Fourth Proportional to 201,169.02, 277,615.13 and 110,526.87

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Solution

The fourth proportional to 201,169.02, 277,615.13 and 110,526.87 is: 152,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,169.02 : 277,615.13 = 110,526.87 : x
  2. Step 2: Convert to fraction form
    201,169.02/277,615.13 = 110,526.87/x
  3. Step 3: Cross multiply
    201,169.02x = 277,615.13 × 110,526.87
  4. Step 4: Simplify right side
    201,169.02x = 30,683,931,383.54
  5. Step 5: Solve for x
    x = 30,683,931,383.54/201,169.02
  6. Step 6: Final answer
    x = 152,528.11

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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.