Home / 269,830.48-372,364.08-148,971.76

Finding the Fourth Proportional to 269,830.48, 372,364.08 and 148,971.76

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Solution

The fourth proportional to 269,830.48, 372,364.08 and 148,971.76 is: 205,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,830.48 : 372,364.08 = 148,971.76 : x
  2. Step 2: Convert to fraction form
    269,830.48/372,364.08 = 148,971.76/x
  3. Step 3: Cross multiply
    269,830.48x = 372,364.08 × 148,971.76
  4. Step 4: Simplify right side
    269,830.48x = 55,471,732,358.38
  5. Step 5: Solve for x
    x = 55,471,732,358.38/269,830.48
  6. Step 6: Final answer
    x = 205,579.93

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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.