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Finding the Fourth Proportional to 55,392,002.10, 83,088,003.15 and 55,392,002.10

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Solution

The fourth proportional to 55,392,002.10, 83,088,003.15 and 55,392,002.10 is: 83,088,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,392,002.10 : 83,088,003.15 = 55,392,002.10 : x
  2. Step 2: Convert to fraction form
    55,392,002.10/83,088,003.15 = 55,392,002.10/x
  3. Step 3: Cross multiply
    55,392,002.10x = 83,088,003.15 × 55,392,002.10
  4. Step 4: Simplify right side
    55,392,002.10x = 4,602,410,844,969,607
  5. Step 5: Solve for x
    x = 4,602,410,844,969,607/55,392,002.10
  6. Step 6: Final answer
    x = 83,088,003.15

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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.