Home / 334,558.30-501,671.40-121,317.70

Finding the Fourth Proportional to 334,558.30, 501,671.40 and 121,317.70

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Solution

The fourth proportional to 334,558.30, 501,671.40 and 121,317.70 is: 181,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,558.30 : 501,671.40 = 121,317.70 : x
  2. Step 2: Convert to fraction form
    334,558.30/501,671.40 = 121,317.70/x
  3. Step 3: Cross multiply
    334,558.30x = 501,671.40 × 121,317.70
  4. Step 4: Simplify right side
    334,558.30x = 60,861,620,403.78
  5. Step 5: Solve for x
    x = 60,861,620,403.78/334,558.30
  6. Step 6: Final answer
    x = 181,916.34

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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.