Home / 156,803.04-235,671.12-73,755.36

Finding the Fourth Proportional to 156,803.04, 235,671.12 and 73,755.36

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Solution

The fourth proportional to 156,803.04, 235,671.12 and 73,755.36 is: 110,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,803.04 : 235,671.12 = 73,755.36 : x
  2. Step 2: Convert to fraction form
    156,803.04/235,671.12 = 73,755.36/x
  3. Step 3: Cross multiply
    156,803.04x = 235,671.12 × 73,755.36
  4. Step 4: Simplify right side
    156,803.04x = 17,382,008,297.20
  5. Step 5: Solve for x
    x = 17,382,008,297.20/156,803.04
  6. Step 6: Final answer
    x = 110,852.50

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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.