Home / 156,338.46-234,507.69-38,009.88

Finding the Fourth Proportional to 156,338.46, 234,507.69 and 38,009.88

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Solution

The fourth proportional to 156,338.46, 234,507.69 and 38,009.88 is: 57,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,338.46 : 234,507.69 = 38,009.88 : x
  2. Step 2: Convert to fraction form
    156,338.46/234,507.69 = 38,009.88/x
  3. Step 3: Cross multiply
    156,338.46x = 234,507.69 × 38,009.88
  4. Step 4: Simplify right side
    156,338.46x = 8,913,609,155.98
  5. Step 5: Solve for x
    x = 8,913,609,155.98/156,338.46
  6. Step 6: Final answer
    x = 57,014.82

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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.