Home / 156,852.18-235,145.97-68,038.83

Finding the Fourth Proportional to 156,852.18, 235,145.97 and 68,038.83

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Solution

The fourth proportional to 156,852.18, 235,145.97 and 68,038.83 is: 102,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,852.18 : 235,145.97 = 68,038.83 : x
  2. Step 2: Convert to fraction form
    156,852.18/235,145.97 = 68,038.83/x
  3. Step 3: Cross multiply
    156,852.18x = 235,145.97 × 68,038.83
  4. Step 4: Simplify right side
    156,852.18x = 15,999,056,678.02
  5. Step 5: Solve for x
    x = 15,999,056,678.02/156,852.18
  6. Step 6: Final answer
    x = 102,000.86

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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.