Home / 232,200.45-320,502.93-136,762.20

Finding the Fourth Proportional to 232,200.45, 320,502.93 and 136,762.20

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Solution

The fourth proportional to 232,200.45, 320,502.93 and 136,762.20 is: 188,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,200.45 : 320,502.93 = 136,762.20 : x
  2. Step 2: Convert to fraction form
    232,200.45/320,502.93 = 136,762.20/x
  3. Step 3: Cross multiply
    232,200.45x = 320,502.93 × 136,762.20
  4. Step 4: Simplify right side
    232,200.45x = 43,832,685,813.25
  5. Step 5: Solve for x
    x = 43,832,685,813.25/232,200.45
  6. Step 6: Final answer
    x = 188,770.89

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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.