Home / 174,520.08-240,768.46-100,918.91

Finding the Fourth Proportional to 174,520.08, 240,768.46 and 100,918.91

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Solution

The fourth proportional to 174,520.08, 240,768.46 and 100,918.91 is: 139,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,520.08 : 240,768.46 = 100,918.91 : x
  2. Step 2: Convert to fraction form
    174,520.08/240,768.46 = 100,918.91/x
  3. Step 3: Cross multiply
    174,520.08x = 240,768.46 × 100,918.91
  4. Step 4: Simplify right side
    174,520.08x = 24,298,090,443.76
  5. Step 5: Solve for x
    x = 24,298,090,443.76/174,520.08
  6. Step 6: Final answer
    x = 139,228.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.