Home / 147,184.43-203,061.37-83,485.32

Finding the Fourth Proportional to 147,184.43, 203,061.37 and 83,485.32

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Solution

The fourth proportional to 147,184.43, 203,061.37 and 83,485.32 is: 115,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,184.43 : 203,061.37 = 83,485.32 : x
  2. Step 2: Convert to fraction form
    147,184.43/203,061.37 = 83,485.32/x
  3. Step 3: Cross multiply
    147,184.43x = 203,061.37 × 83,485.32
  4. Step 4: Simplify right side
    147,184.43x = 16,952,643,454.09
  5. Step 5: Solve for x
    x = 16,952,643,454.09/147,184.43
  6. Step 6: Final answer
    x = 115,179.60

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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.