Home / 316,734.48-437,074.92-173,466

Finding the Fourth Proportional to 316,734.48, 437,074.92 and 173,466

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Solution

The fourth proportional to 316,734.48, 437,074.92 and 173,466 is: 239,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,734.48 : 437,074.92 = 173,466 : x
  2. Step 2: Convert to fraction form
    316,734.48/437,074.92 = 173,466/x
  3. Step 3: Cross multiply
    316,734.48x = 437,074.92 × 173,466
  4. Step 4: Simplify right side
    316,734.48x = 75,817,638,072.72
  5. Step 5: Solve for x
    x = 75,817,638,072.72/316,734.48
  6. Step 6: Final answer
    x = 239,372.86

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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.