Home / 156,119.83-234,180.36-37,790.98

Finding the Fourth Proportional to 156,119.83, 234,180.36 and 37,790.98

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Solution

The fourth proportional to 156,119.83, 234,180.36 and 37,790.98 is: 56,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,119.83 : 234,180.36 = 37,790.98 : x
  2. Step 2: Convert to fraction form
    156,119.83/234,180.36 = 37,790.98/x
  3. Step 3: Cross multiply
    156,119.83x = 234,180.36 × 37,790.98
  4. Step 4: Simplify right side
    156,119.83x = 8,849,904,715.70
  5. Step 5: Solve for x
    x = 8,849,904,715.70/156,119.83
  6. Step 6: Final answer
    x = 56,686.62

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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.