Home / 236,230.83-353,728.54-129,392.53

Finding the Fourth Proportional to 236,230.83, 353,728.54 and 129,392.53

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Solution

The fourth proportional to 236,230.83, 353,728.54 and 129,392.53 is: 193,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,230.83 : 353,728.54 = 129,392.53 : x
  2. Step 2: Convert to fraction form
    236,230.83/353,728.54 = 129,392.53/x
  3. Step 3: Cross multiply
    236,230.83x = 353,728.54 × 129,392.53
  4. Step 4: Simplify right side
    236,230.83x = 45,769,830,723.81
  5. Step 5: Solve for x
    x = 45,769,830,723.81/236,230.83
  6. Step 6: Final answer
    x = 193,750.45

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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.