Home / 297,156.96-410,076-169,902.72

Finding the Fourth Proportional to 297,156.96, 410,076 and 169,902.72

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Solution

The fourth proportional to 297,156.96, 410,076 and 169,902.72 is: 234,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,156.96 : 410,076 = 169,902.72 : x
  2. Step 2: Convert to fraction form
    297,156.96/410,076 = 169,902.72/x
  3. Step 3: Cross multiply
    297,156.96x = 410,076 × 169,902.72
  4. Step 4: Simplify right side
    297,156.96x = 69,673,027,806.72
  5. Step 5: Solve for x
    x = 69,673,027,806.72/297,156.96
  6. Step 6: Final answer
    x = 234,465.41

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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.