Home / 64,779.33-96,949.52-39,835.17

Finding the Fourth Proportional to 64,779.33, 96,949.52 and 39,835.17

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Solution

The fourth proportional to 64,779.33, 96,949.52 and 39,835.17 is: 59,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,779.33 : 96,949.52 = 39,835.17 : x
  2. Step 2: Convert to fraction form
    64,779.33/96,949.52 = 39,835.17/x
  3. Step 3: Cross multiply
    64,779.33x = 96,949.52 × 39,835.17
  4. Step 4: Simplify right side
    64,779.33x = 3,862,000,411.44
  5. Step 5: Solve for x
    x = 3,862,000,411.44/64,779.33
  6. Step 6: Final answer
    x = 59,617.79

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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.