Home / 156,742.71-235,114.11-110,203.35

Finding the Fourth Proportional to 156,742.71, 235,114.11 and 110,203.35

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Solution

The fourth proportional to 156,742.71, 235,114.11 and 110,203.35 is: 165,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,742.71 : 235,114.11 = 110,203.35 : x
  2. Step 2: Convert to fraction form
    156,742.71/235,114.11 = 110,203.35/x
  3. Step 3: Cross multiply
    156,742.71x = 235,114.11 × 110,203.35
  4. Step 4: Simplify right side
    156,742.71x = 25,910,362,554.27
  5. Step 5: Solve for x
    x = 25,910,362,554.27/156,742.71
  6. Step 6: Final answer
    x = 165,305.06

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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.