Home / 106,274.29-159,432.45-30,373.51

Finding the Fourth Proportional to 106,274.29, 159,432.45 and 30,373.51

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Solution

The fourth proportional to 106,274.29, 159,432.45 and 30,373.51 is: 45,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,274.29 : 159,432.45 = 30,373.51 : x
  2. Step 2: Convert to fraction form
    106,274.29/159,432.45 = 30,373.51/x
  3. Step 3: Cross multiply
    106,274.29x = 159,432.45 × 30,373.51
  4. Step 4: Simplify right side
    106,274.29x = 4,842,522,317.24
  5. Step 5: Solve for x
    x = 4,842,522,317.24/106,274.29
  6. Step 6: Final answer
    x = 45,566.27

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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.