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Finding the Fourth Proportional to 55,367,928.60, 83,051,892.90 and 55,367,928.60

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Solution

The fourth proportional to 55,367,928.60, 83,051,892.90 and 55,367,928.60 is: 83,051,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367,928.60 : 83,051,892.90 = 55,367,928.60 : x
  2. Step 2: Convert to fraction form
    55,367,928.60/83,051,892.90 = 55,367,928.60/x
  3. Step 3: Cross multiply
    55,367,928.60x = 83,051,892.90 × 55,367,928.60
  4. Step 4: Simplify right side
    55,367,928.60x = 4,598,411,276,182,047
  5. Step 5: Solve for x
    x = 4,598,411,276,182,047/55,367,928.60
  6. Step 6: Final answer
    x = 83,051,892.90

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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.