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Finding the Fourth Proportional to 60,541.92, 90,759.60 and 23,580

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Solution

The fourth proportional to 60,541.92, 90,759.60 and 23,580 is: 35,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,541.92 : 90,759.60 = 23,580 : x
  2. Step 2: Convert to fraction form
    60,541.92/90,759.60 = 23,580/x
  3. Step 3: Cross multiply
    60,541.92x = 90,759.60 × 23,580
  4. Step 4: Simplify right side
    60,541.92x = 2,140,111,368.00
  5. Step 5: Solve for x
    x = 2,140,111,368.00/60,541.92
  6. Step 6: Final answer
    x = 35,349.25

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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.