Home / 551,827.44-827,776.40-147,012.92

Finding the Fourth Proportional to 551,827.44, 827,776.40 and 147,012.92

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Solution

The fourth proportional to 551,827.44, 827,776.40 and 147,012.92 is: 220,528.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,827.44 : 827,776.40 = 147,012.92 : x
  2. Step 2: Convert to fraction form
    551,827.44/827,776.40 = 147,012.92/x
  3. Step 3: Cross multiply
    551,827.44x = 827,776.40 × 147,012.92
  4. Step 4: Simplify right side
    551,827.44x = 121,693,825,671.09
  5. Step 5: Solve for x
    x = 121,693,825,671.09/551,827.44
  6. Step 6: Final answer
    x = 220,528.77

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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.