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Finding the Fourth Proportional to 54,695,355.26, 75,478,978.73 and 29,916,254.03

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Solution

The fourth proportional to 54,695,355.26, 75,478,978.73 and 29,916,254.03 is: 41,284,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,695,355.26 : 75,478,978.73 = 29,916,254.03 : x
  2. Step 2: Convert to fraction form
    54,695,355.26/75,478,978.73 = 29,916,254.03/x
  3. Step 3: Cross multiply
    54,695,355.26x = 75,478,978.73 × 29,916,254.03
  4. Step 4: Simplify right side
    54,695,355.26x = 2,258,048,301,462,065.50
  5. Step 5: Solve for x
    x = 2,258,048,301,462,065.50/54,695,355.26
  6. Step 6: Final answer
    x = 41,284,096.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.