Home / 234,535.83-323,658.63-127,108.50

Finding the Fourth Proportional to 234,535.83, 323,658.63 and 127,108.50

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Solution

The fourth proportional to 234,535.83, 323,658.63 and 127,108.50 is: 175,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,535.83 : 323,658.63 = 127,108.50 : x
  2. Step 2: Convert to fraction form
    234,535.83/323,658.63 = 127,108.50/x
  3. Step 3: Cross multiply
    234,535.83x = 323,658.63 × 127,108.50
  4. Step 4: Simplify right side
    234,535.83x = 41,139,762,971.36
  5. Step 5: Solve for x
    x = 41,139,762,971.36/234,535.83
  6. Step 6: Final answer
    x = 175,409.29

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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.