Home / 43,830.65-65,761.61-14,248.58

Finding the Fourth Proportional to 43,830.65, 65,761.61 and 14,248.58

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Solution

The fourth proportional to 43,830.65, 65,761.61 and 14,248.58 is: 21,377.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,830.65 : 65,761.61 = 14,248.58 : x
  2. Step 2: Convert to fraction form
    43,830.65/65,761.61 = 14,248.58/x
  3. Step 3: Cross multiply
    43,830.65x = 65,761.61 × 14,248.58
  4. Step 4: Simplify right side
    43,830.65x = 937,009,160.96
  5. Step 5: Solve for x
    x = 937,009,160.96/43,830.65
  6. Step 6: Final answer
    x = 21,377.94

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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.