Home / 261,848.48-361,353.44-148,673.76

Finding the Fourth Proportional to 261,848.48, 361,353.44 and 148,673.76

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Solution

The fourth proportional to 261,848.48, 361,353.44 and 148,673.76 is: 205,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,848.48 : 361,353.44 = 148,673.76 : x
  2. Step 2: Convert to fraction form
    261,848.48/361,353.44 = 148,673.76/x
  3. Step 3: Cross multiply
    261,848.48x = 361,353.44 × 148,673.76
  4. Step 4: Simplify right side
    261,848.48x = 53,723,774,613.73
  5. Step 5: Solve for x
    x = 53,723,774,613.73/261,848.48
  6. Step 6: Final answer
    x = 205,171.23

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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.