Home / 156,695.38-235,136.46-56,863.36

Finding the Fourth Proportional to 156,695.38, 235,136.46 and 56,863.36

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Solution

The fourth proportional to 156,695.38, 235,136.46 and 56,863.36 is: 85,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,695.38 : 235,136.46 = 56,863.36 : x
  2. Step 2: Convert to fraction form
    156,695.38/235,136.46 = 56,863.36/x
  3. Step 3: Cross multiply
    156,695.38x = 235,136.46 × 56,863.36
  4. Step 4: Simplify right side
    156,695.38x = 13,370,649,174.11
  5. Step 5: Solve for x
    x = 13,370,649,174.11/156,695.38
  6. Step 6: Final answer
    x = 85,328.93

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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.