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Finding the Fourth Proportional to 60,121.80, 90,204.58 and 28,541.52

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Solution

The fourth proportional to 60,121.80, 90,204.58 and 28,541.52 is: 42,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,121.80 : 90,204.58 = 28,541.52 : x
  2. Step 2: Convert to fraction form
    60,121.80/90,204.58 = 28,541.52/x
  3. Step 3: Cross multiply
    60,121.80x = 90,204.58 × 28,541.52
  4. Step 4: Simplify right side
    60,121.80x = 2,574,575,824.16
  5. Step 5: Solve for x
    x = 2,574,575,824.16/60,121.80
  6. Step 6: Final answer
    x = 42,822.67

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