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Finding the Fourth Proportional to 62,015.60, 93,023.40 and 55,276.40

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Solution

The fourth proportional to 62,015.60, 93,023.40 and 55,276.40 is: 82,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,015.60 : 93,023.40 = 55,276.40 : x
  2. Step 2: Convert to fraction form
    62,015.60/93,023.40 = 55,276.40/x
  3. Step 3: Cross multiply
    62,015.60x = 93,023.40 × 55,276.40
  4. Step 4: Simplify right side
    62,015.60x = 5,141,998,667.76
  5. Step 5: Solve for x
    x = 5,141,998,667.76/62,015.60
  6. Step 6: Final answer
    x = 82,914.60

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1.5x scale

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.