Home / 233,117.01-321,701.00-131,142.51

Finding the Fourth Proportional to 233,117.01, 321,701.00 and 131,142.51

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Solution

The fourth proportional to 233,117.01, 321,701.00 and 131,142.51 is: 180,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,117.01 : 321,701.00 = 131,142.51 : x
  2. Step 2: Convert to fraction form
    233,117.01/321,701.00 = 131,142.51/x
  3. Step 3: Cross multiply
    233,117.01x = 321,701.00 × 131,142.51
  4. Step 4: Simplify right side
    233,117.01x = 42,188,675,953.80
  5. Step 5: Solve for x
    x = 42,188,675,953.80/233,117.01
  6. Step 6: Final answer
    x = 180,976.39

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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.