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Finding the Fourth Proportional to 55,392,951.60, 83,089,427.40 and 55,392,951.60

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Solution

The fourth proportional to 55,392,951.60, 83,089,427.40 and 55,392,951.60 is: 83,089,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,392,951.60 : 83,089,427.40 = 55,392,951.60 : x
  2. Step 2: Convert to fraction form
    55,392,951.60/83,089,427.40 = 55,392,951.60/x
  3. Step 3: Cross multiply
    55,392,951.60x = 83,089,427.40 × 55,392,951.60
  4. Step 4: Simplify right side
    55,392,951.60x = 4,602,568,630,439,914
  5. Step 5: Solve for x
    x = 4,602,568,630,439,914/55,392,951.60
  6. Step 6: Final answer
    x = 83,089,427.40

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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.