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Finding the Fourth Proportional to 73,322,230.65, 102,938,101.05 and 73,322,230.65

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Solution

The fourth proportional to 73,322,230.65, 102,938,101.05 and 73,322,230.65 is: 102,938,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,322,230.65 : 102,938,101.05 = 73,322,230.65 : x
  2. Step 2: Convert to fraction form
    73,322,230.65/102,938,101.05 = 73,322,230.65/x
  3. Step 3: Cross multiply
    73,322,230.65x = 102,938,101.05 × 73,322,230.65
  4. Step 4: Simplify right side
    73,322,230.65x = 7,547,651,187,861,108
  5. Step 5: Solve for x
    x = 7,547,651,187,861,108/73,322,230.65
  6. Step 6: Final answer
    x = 102,938,101.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.