Home / 174,407.04-261,429.12-80,835.84

Finding the Fourth Proportional to 174,407.04, 261,429.12 and 80,835.84

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Solution

The fourth proportional to 174,407.04, 261,429.12 and 80,835.84 is: 121,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,407.04 : 261,429.12 = 80,835.84 : x
  2. Step 2: Convert to fraction form
    174,407.04/261,429.12 = 80,835.84/x
  3. Step 3: Cross multiply
    174,407.04x = 261,429.12 × 80,835.84
  4. Step 4: Simplify right side
    174,407.04x = 21,132,842,515.66
  5. Step 5: Solve for x
    x = 21,132,842,515.66/174,407.04
  6. Step 6: Final answer
    x = 121,169.66

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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.