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Finding the Fourth Proportional to 160,368.75, 240,739.47 and 93,856.60

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Solution

The fourth proportional to 160,368.75, 240,739.47 and 93,856.60 is: 140,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,368.75 : 240,739.47 = 93,856.60 : x
  2. Step 2: Convert to fraction form
    160,368.75/240,739.47 = 93,856.60/x
  3. Step 3: Cross multiply
    160,368.75x = 240,739.47 × 93,856.60
  4. Step 4: Simplify right side
    160,368.75x = 22,594,988,140.00
  5. Step 5: Solve for x
    x = 22,594,988,140.00/160,368.75
  6. Step 6: Final answer
    x = 140,893.96

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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.