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Finding the Fourth Proportional to 59,102.80, 88,580.32 and 37,986.64

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Solution

The fourth proportional to 59,102.80, 88,580.32 and 37,986.64 is: 56,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,102.80 : 88,580.32 = 37,986.64 : x
  2. Step 2: Convert to fraction form
    59,102.80/88,580.32 = 37,986.64/x
  3. Step 3: Cross multiply
    59,102.80x = 88,580.32 × 37,986.64
  4. Step 4: Simplify right side
    59,102.80x = 3,364,868,410.51
  5. Step 5: Solve for x
    x = 3,364,868,410.51/59,102.80
  6. Step 6: Final answer
    x = 56,932.47

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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.