Home / 156,731.58-235,097.37-38,401.90

Finding the Fourth Proportional to 156,731.58, 235,097.37 and 38,401.90

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Solution

The fourth proportional to 156,731.58, 235,097.37 and 38,401.90 is: 57,602.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,731.58 : 235,097.37 = 38,401.90 : x
  2. Step 2: Convert to fraction form
    156,731.58/235,097.37 = 38,401.90/x
  3. Step 3: Cross multiply
    156,731.58x = 235,097.37 × 38,401.90
  4. Step 4: Simplify right side
    156,731.58x = 9,028,184,517.52
  5. Step 5: Solve for x
    x = 9,028,184,517.52/156,731.58
  6. Step 6: Final answer
    x = 57,602.84

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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.