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Finding the Fourth Proportional to 58,824.80, 88,107.60 and 52,258.40

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Solution

The fourth proportional to 58,824.80, 88,107.60 and 52,258.40 is: 78,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,824.80 : 88,107.60 = 52,258.40 : x
  2. Step 2: Convert to fraction form
    58,824.80/88,107.60 = 52,258.40/x
  3. Step 3: Cross multiply
    58,824.80x = 88,107.60 × 52,258.40
  4. Step 4: Simplify right side
    58,824.80x = 4,604,362,203.84
  5. Step 5: Solve for x
    x = 4,604,362,203.84/58,824.80
  6. Step 6: Final answer
    x = 78,272.47

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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.