Home / 261,848.73-361,353.79-148,674.01

Finding the Fourth Proportional to 261,848.73, 361,353.79 and 148,674.01

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Solution

The fourth proportional to 261,848.73, 361,353.79 and 148,674.01 is: 205,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,848.73 : 361,353.79 = 148,674.01 : x
  2. Step 2: Convert to fraction form
    261,848.73/361,353.79 = 148,674.01/x
  3. Step 3: Cross multiply
    261,848.73x = 361,353.79 × 148,674.01
  4. Step 4: Simplify right side
    261,848.73x = 53,723,916,244.63
  5. Step 5: Solve for x
    x = 53,723,916,244.63/261,848.73
  6. Step 6: Final answer
    x = 205,171.57

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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.