Home / 104,220.32-156,330.54-73,194.08

Finding the Fourth Proportional to 104,220.32, 156,330.54 and 73,194.08

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Solution

The fourth proportional to 104,220.32, 156,330.54 and 73,194.08 is: 109,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,220.32 : 156,330.54 = 73,194.08 : x
  2. Step 2: Convert to fraction form
    104,220.32/156,330.54 = 73,194.08/x
  3. Step 3: Cross multiply
    104,220.32x = 156,330.54 × 73,194.08
  4. Step 4: Simplify right side
    104,220.32x = 11,442,468,903.58
  5. Step 5: Solve for x
    x = 11,442,468,903.58/104,220.32
  6. Step 6: Final answer
    x = 109,791.16

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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.