Home / 237,537.40-355,809.30-111,285.40

Finding the Fourth Proportional to 237,537.40, 355,809.30 and 111,285.40

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Solution

The fourth proportional to 237,537.40, 355,809.30 and 111,285.40 is: 166,695.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,537.40 : 355,809.30 = 111,285.40 : x
  2. Step 2: Convert to fraction form
    237,537.40/355,809.30 = 111,285.40/x
  3. Step 3: Cross multiply
    237,537.40x = 355,809.30 × 111,285.40
  4. Step 4: Simplify right side
    237,537.40x = 39,596,380,274.22
  5. Step 5: Solve for x
    x = 39,596,380,274.22/237,537.40
  6. Step 6: Final answer
    x = 166,695.35

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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.