Home / 156,821.04-235,698.12-73,773.36

Finding the Fourth Proportional to 156,821.04, 235,698.12 and 73,773.36

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Solution

The fourth proportional to 156,821.04, 235,698.12 and 73,773.36 is: 110,879.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,821.04 : 235,698.12 = 73,773.36 : x
  2. Step 2: Convert to fraction form
    156,821.04/235,698.12 = 73,773.36/x
  3. Step 3: Cross multiply
    156,821.04x = 235,698.12 × 73,773.36
  4. Step 4: Simplify right side
    156,821.04x = 17,388,242,258.08
  5. Step 5: Solve for x
    x = 17,388,242,258.08/156,821.04
  6. Step 6: Final answer
    x = 110,879.52

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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.