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Finding the Fourth Proportional to 65,793,896.93, 90,795,599.73 and 36,026,427.71

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Solution

The fourth proportional to 65,793,896.93, 90,795,599.73 and 36,026,427.71 is: 49,716,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,793,896.93 : 90,795,599.73 = 36,026,427.71 : x
  2. Step 2: Convert to fraction form
    65,793,896.93/90,795,599.73 = 36,026,427.71/x
  3. Step 3: Cross multiply
    65,793,896.93x = 90,795,599.73 × 36,026,427.71
  4. Step 4: Simplify right side
    65,793,896.93x = 3,271,041,110,285,929.50
  5. Step 5: Solve for x
    x = 3,271,041,110,285,929.50/65,793,896.93
  6. Step 6: Final answer
    x = 49,716,482.27

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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.