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Finding the Fourth Proportional to 109,295.56, 150,835.58 and 60,900.68

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Solution

The fourth proportional to 109,295.56, 150,835.58 and 60,900.68 is: 84,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,295.56 : 150,835.58 = 60,900.68 : x
  2. Step 2: Convert to fraction form
    109,295.56/150,835.58 = 60,900.68/x
  3. Step 3: Cross multiply
    109,295.56x = 150,835.58 × 60,900.68
  4. Step 4: Simplify right side
    109,295.56x = 9,185,989,390.19
  5. Step 5: Solve for x
    x = 9,185,989,390.19/109,295.56
  6. Step 6: Final answer
    x = 84,047.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.