Home / 237,768.33-328,118.81-130,342.89

Finding the Fourth Proportional to 237,768.33, 328,118.81 and 130,342.89

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Solution

The fourth proportional to 237,768.33, 328,118.81 and 130,342.89 is: 179,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,768.33 : 328,118.81 = 130,342.89 : x
  2. Step 2: Convert to fraction form
    237,768.33/328,118.81 = 130,342.89/x
  3. Step 3: Cross multiply
    237,768.33x = 328,118.81 × 130,342.89
  4. Step 4: Simplify right side
    237,768.33x = 42,767,953,958.76
  5. Step 5: Solve for x
    x = 42,767,953,958.76/237,768.33
  6. Step 6: Final answer
    x = 179,872.37

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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.