Home / 156,810.54-235,682.38-73,762.86

Finding the Fourth Proportional to 156,810.54, 235,682.38 and 73,762.86

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Solution

The fourth proportional to 156,810.54, 235,682.38 and 73,762.86 is: 110,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,810.54 : 235,682.38 = 73,762.86 : x
  2. Step 2: Convert to fraction form
    156,810.54/235,682.38 = 73,762.86/x
  3. Step 3: Cross multiply
    156,810.54x = 235,682.38 × 73,762.86
  4. Step 4: Simplify right side
    156,810.54x = 17,384,606,400.41
  5. Step 5: Solve for x
    x = 17,384,606,400.41/156,810.54
  6. Step 6: Final answer
    x = 110,863.76

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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.