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Finding the Fourth Proportional to 110,530, 152,526.48 and 62,782.64

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Solution

The fourth proportional to 110,530, 152,526.48 and 62,782.64 is: 86,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,530 : 152,526.48 = 62,782.64 : x
  2. Step 2: Convert to fraction form
    110,530/152,526.48 = 62,782.64/x
  3. Step 3: Cross multiply
    110,530x = 152,526.48 × 62,782.64
  4. Step 4: Simplify right side
    110,530x = 9,576,015,084.31
  5. Step 5: Solve for x
    x = 9,576,015,084.31/110,530
  6. Step 6: Final answer
    x = 86,637.25

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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.