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Finding the Fourth Proportional to 26,639,875.65, 39,959,813.48 and 26,639,875.65

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Solution

The fourth proportional to 26,639,875.65, 39,959,813.48 and 26,639,875.65 is: 39,959,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639,875.65 : 39,959,813.48 = 26,639,875.65 : x
  2. Step 2: Convert to fraction form
    26,639,875.65/39,959,813.48 = 26,639,875.65/x
  3. Step 3: Cross multiply
    26,639,875.65x = 39,959,813.48 × 26,639,875.65
  4. Step 4: Simplify right side
    26,639,875.65x = 1,064,524,461,971,194.38
  5. Step 5: Solve for x
    x = 1,064,524,461,971,194.38/26,639,875.65
  6. Step 6: Final answer
    x = 39,959,813.48

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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.