Home / 612,174.65-918,260.73-162,895.50

Finding the Fourth Proportional to 612,174.65, 918,260.73 and 162,895.50

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Solution

The fourth proportional to 612,174.65, 918,260.73 and 162,895.50 is: 244,342.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,174.65 : 918,260.73 = 162,895.50 : x
  2. Step 2: Convert to fraction form
    612,174.65/918,260.73 = 162,895.50/x
  3. Step 3: Cross multiply
    612,174.65x = 918,260.73 × 162,895.50
  4. Step 4: Simplify right side
    612,174.65x = 149,580,540,743.72
  5. Step 5: Solve for x
    x = 149,580,540,743.72/612,174.65
  6. Step 6: Final answer
    x = 244,342.92

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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.