Home / 202,586.12-303,931.98-113,905.16

Finding the Fourth Proportional to 202,586.12, 303,931.98 and 113,905.16

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Solution

The fourth proportional to 202,586.12, 303,931.98 and 113,905.16 is: 170,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,586.12 : 303,931.98 = 113,905.16 : x
  2. Step 2: Convert to fraction form
    202,586.12/303,931.98 = 113,905.16/x
  3. Step 3: Cross multiply
    202,586.12x = 303,931.98 × 113,905.16
  4. Step 4: Simplify right side
    202,586.12x = 34,619,420,811.02
  5. Step 5: Solve for x
    x = 34,619,420,811.02/202,586.12
  6. Step 6: Final answer
    x = 170,887.43

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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.