Home / 106,319.07-159,369.08-47,182.59

Finding the Fourth Proportional to 106,319.07, 159,369.08 and 47,182.59

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Solution

The fourth proportional to 106,319.07, 159,369.08 and 47,182.59 is: 70,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,319.07 : 159,369.08 = 47,182.59 : x
  2. Step 2: Convert to fraction form
    106,319.07/159,369.08 = 47,182.59/x
  3. Step 3: Cross multiply
    106,319.07x = 159,369.08 × 47,182.59
  4. Step 4: Simplify right side
    106,319.07x = 7,519,445,724.40
  5. Step 5: Solve for x
    x = 7,519,445,724.40/106,319.07
  6. Step 6: Final answer
    x = 70,725.28

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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.