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Finding the Fourth Proportional to 55,743,923.40, 83,615,885.10 and 55,743,923.40

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Solution

The fourth proportional to 55,743,923.40, 83,615,885.10 and 55,743,923.40 is: 83,615,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,743,923.40 : 83,615,885.10 = 55,743,923.40 : x
  2. Step 2: Convert to fraction form
    55,743,923.40/83,615,885.10 = 55,743,923.40/x
  3. Step 3: Cross multiply
    55,743,923.40x = 83,615,885.10 × 55,743,923.40
  4. Step 4: Simplify right side
    55,743,923.40x = 4,661,077,494,037,601
  5. Step 5: Solve for x
    x = 4,661,077,494,037,601/55,743,923.40
  6. Step 6: Final answer
    x = 83,615,885.10

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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.