Home / 43,834.40-60,426.24-31,068.80

Finding the Fourth Proportional to 43,834.40, 60,426.24 and 31,068.80

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Solution

The fourth proportional to 43,834.40, 60,426.24 and 31,068.80 is: 42,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.40 : 60,426.24 = 31,068.80 : x
  2. Step 2: Convert to fraction form
    43,834.40/60,426.24 = 31,068.80/x
  3. Step 3: Cross multiply
    43,834.40x = 60,426.24 × 31,068.80
  4. Step 4: Simplify right side
    43,834.40x = 1,877,370,765.31
  5. Step 5: Solve for x
    x = 1,877,370,765.31/43,834.40
  6. Step 6: Final answer
    x = 42,828.71

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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.