Home / 62,918.40-86,823.78-34,624.09

Finding the Fourth Proportional to 62,918.40, 86,823.78 and 34,624.09

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Solution

The fourth proportional to 62,918.40, 86,823.78 and 34,624.09 is: 47,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,918.40 : 86,823.78 = 34,624.09 : x
  2. Step 2: Convert to fraction form
    62,918.40/86,823.78 = 34,624.09/x
  3. Step 3: Cross multiply
    62,918.40x = 86,823.78 × 34,624.09
  4. Step 4: Simplify right side
    62,918.40x = 3,006,194,372.86
  5. Step 5: Solve for x
    x = 3,006,194,372.86/62,918.40
  6. Step 6: Final answer
    x = 47,779.26

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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.