Home / 147,327.27-203,311.67-83,674.77

Finding the Fourth Proportional to 147,327.27, 203,311.67 and 83,674.77

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Solution

The fourth proportional to 147,327.27, 203,311.67 and 83,674.77 is: 115,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,327.27 : 203,311.67 = 83,674.77 : x
  2. Step 2: Convert to fraction form
    147,327.27/203,311.67 = 83,674.77/x
  3. Step 3: Cross multiply
    147,327.27x = 203,311.67 × 83,674.77
  4. Step 4: Simplify right side
    147,327.27x = 17,012,056,807.19
  5. Step 5: Solve for x
    x = 17,012,056,807.19/147,327.27
  6. Step 6: Final answer
    x = 115,471.20

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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.