Home / 106,868.40-160,312.32-36,748.32

Finding the Fourth Proportional to 106,868.40, 160,312.32 and 36,748.32

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Solution

The fourth proportional to 106,868.40, 160,312.32 and 36,748.32 is: 55,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,868.40 : 160,312.32 = 36,748.32 : x
  2. Step 2: Convert to fraction form
    106,868.40/160,312.32 = 36,748.32/x
  3. Step 3: Cross multiply
    106,868.40x = 160,312.32 × 36,748.32
  4. Step 4: Simplify right side
    106,868.40x = 5,891,208,435.30
  5. Step 5: Solve for x
    x = 5,891,208,435.30/106,868.40
  6. Step 6: Final answer
    x = 55,125.82

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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.