Home / 63,802.45-95,717.51-19,428.04

Finding the Fourth Proportional to 63,802.45, 95,717.51 and 19,428.04

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Solution

The fourth proportional to 63,802.45, 95,717.51 and 19,428.04 is: 29,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,802.45 : 95,717.51 = 19,428.04 : x
  2. Step 2: Convert to fraction form
    63,802.45/95,717.51 = 19,428.04/x
  3. Step 3: Cross multiply
    63,802.45x = 95,717.51 × 19,428.04
  4. Step 4: Simplify right side
    63,802.45x = 1,859,603,612.98
  5. Step 5: Solve for x
    x = 1,859,603,612.98/63,802.45
  6. Step 6: Final answer
    x = 29,146.27

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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.