Home / 233,005.80-321,559.64-131,063.35

Finding the Fourth Proportional to 233,005.80, 321,559.64 and 131,063.35

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Solution

The fourth proportional to 233,005.80, 321,559.64 and 131,063.35 is: 180,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,005.80 : 321,559.64 = 131,063.35 : x
  2. Step 2: Convert to fraction form
    233,005.80/321,559.64 = 131,063.35/x
  3. Step 3: Cross multiply
    233,005.80x = 321,559.64 × 131,063.35
  4. Step 4: Simplify right side
    233,005.80x = 42,144,683,643.19
  5. Step 5: Solve for x
    x = 42,144,683,643.19/233,005.80
  6. Step 6: Final answer
    x = 180,873.97

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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.