Home / 147,550.08-203,604.96-83,884.32

Finding the Fourth Proportional to 147,550.08, 203,604.96 and 83,884.32

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Solution

The fourth proportional to 147,550.08, 203,604.96 and 83,884.32 is: 115,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,550.08 : 203,604.96 = 83,884.32 : x
  2. Step 2: Convert to fraction form
    147,550.08/203,604.96 = 83,884.32/x
  3. Step 3: Cross multiply
    147,550.08x = 203,604.96 × 83,884.32
  4. Step 4: Simplify right side
    147,550.08x = 17,079,263,618.23
  5. Step 5: Solve for x
    x = 17,079,263,618.23/147,550.08
  6. Step 6: Final answer
    x = 115,752.32

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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.