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Finding the Fourth Proportional to 15,796,665.90, 23,659,569.45 and 15,796,665.90

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Solution

The fourth proportional to 15,796,665.90, 23,659,569.45 and 15,796,665.90 is: 23,659,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,796,665.90 : 23,659,569.45 = 15,796,665.90 : x
  2. Step 2: Convert to fraction form
    15,796,665.90/23,659,569.45 = 15,796,665.90/x
  3. Step 3: Cross multiply
    15,796,665.90x = 23,659,569.45 × 15,796,665.90
  4. Step 4: Simplify right side
    15,796,665.90x = 373,742,313,939,496.75
  5. Step 5: Solve for x
    x = 373,742,313,939,496.75/15,796,665.90
  6. Step 6: Final answer
    x = 23,659,569.45

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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.