Home / 106,179.47-159,158.14-39,590.63

Finding the Fourth Proportional to 106,179.47, 159,158.14 and 39,590.63

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Solution

The fourth proportional to 106,179.47, 159,158.14 and 39,590.63 is: 59,344.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,179.47 : 159,158.14 = 39,590.63 : x
  2. Step 2: Convert to fraction form
    106,179.47/159,158.14 = 39,590.63/x
  3. Step 3: Cross multiply
    106,179.47x = 159,158.14 × 39,590.63
  4. Step 4: Simplify right side
    106,179.47x = 6,301,170,038.48
  5. Step 5: Solve for x
    x = 6,301,170,038.48/106,179.47
  6. Step 6: Final answer
    x = 59,344.53

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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.