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Finding the Fourth Proportional to 58,710.54, 88,080.38 and 17,157.54

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Solution

The fourth proportional to 58,710.54, 88,080.38 and 17,157.54 is: 25,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,710.54 : 88,080.38 = 17,157.54 : x
  2. Step 2: Convert to fraction form
    58,710.54/88,080.38 = 17,157.54/x
  3. Step 3: Cross multiply
    58,710.54x = 88,080.38 × 17,157.54
  4. Step 4: Simplify right side
    58,710.54x = 1,511,242,643.07
  5. Step 5: Solve for x
    x = 1,511,242,643.07/58,710.54
  6. Step 6: Final answer
    x = 25,740.57

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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.