Home / 55,084.40-82,624.67-15,641.42

Finding the Fourth Proportional to 55,084.40, 82,624.67 and 15,641.42

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Solution

The fourth proportional to 55,084.40, 82,624.67 and 15,641.42 is: 23,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.40 : 82,624.67 = 15,641.42 : x
  2. Step 2: Convert to fraction form
    55,084.40/82,624.67 = 15,641.42/x
  3. Step 3: Cross multiply
    55,084.40x = 82,624.67 × 15,641.42
  4. Step 4: Simplify right side
    55,084.40x = 1,292,366,674.50
  5. Step 5: Solve for x
    x = 1,292,366,674.50/55,084.40
  6. Step 6: Final answer
    x = 23,461.58

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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.