Home / 347,660.92-521,827.66-167,872.40

Finding the Fourth Proportional to 347,660.92, 521,827.66 and 167,872.40

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Solution

The fourth proportional to 347,660.92, 521,827.66 and 167,872.40 is: 251,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,660.92 : 521,827.66 = 167,872.40 : x
  2. Step 2: Convert to fraction form
    347,660.92/521,827.66 = 167,872.40/x
  3. Step 3: Cross multiply
    347,660.92x = 521,827.66 × 167,872.40
  4. Step 4: Simplify right side
    347,660.92x = 87,600,461,670.58
  5. Step 5: Solve for x
    x = 87,600,461,670.58/347,660.92
  6. Step 6: Final answer
    x = 251,970.98

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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.