Home / 156,157.61-234,235.76-37,828.76

Finding the Fourth Proportional to 156,157.61, 234,235.76 and 37,828.76

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Solution

The fourth proportional to 156,157.61, 234,235.76 and 37,828.76 is: 56,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,157.61 : 234,235.76 = 37,828.76 : x
  2. Step 2: Convert to fraction form
    156,157.61/234,235.76 = 37,828.76/x
  3. Step 3: Cross multiply
    156,157.61x = 234,235.76 × 37,828.76
  4. Step 4: Simplify right side
    156,157.61x = 8,860,846,988.14
  5. Step 5: Solve for x
    x = 8,860,846,988.14/156,157.61
  6. Step 6: Final answer
    x = 56,742.97

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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.