Home / 106,295.10-159,432.12-36,173.40

Finding the Fourth Proportional to 106,295.10, 159,432.12 and 36,173.40

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Solution

The fourth proportional to 106,295.10, 159,432.12 and 36,173.40 is: 54,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,295.10 : 159,432.12 = 36,173.40 : x
  2. Step 2: Convert to fraction form
    106,295.10/159,432.12 = 36,173.40/x
  3. Step 3: Cross multiply
    106,295.10x = 159,432.12 × 36,173.40
  4. Step 4: Simplify right side
    106,295.10x = 5,767,201,849.61
  5. Step 5: Solve for x
    x = 5,767,201,849.61/106,295.10
  6. Step 6: Final answer
    x = 54,256.52

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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.