Home / 106,810.29-160,180.20-39,326.76

Finding the Fourth Proportional to 106,810.29, 160,180.20 and 39,326.76

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Solution

The fourth proportional to 106,810.29, 160,180.20 and 39,326.76 is: 58,977.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,810.29 : 160,180.20 = 39,326.76 : x
  2. Step 2: Convert to fraction form
    106,810.29/160,180.20 = 39,326.76/x
  3. Step 3: Cross multiply
    106,810.29x = 160,180.20 × 39,326.76
  4. Step 4: Simplify right side
    106,810.29x = 6,299,368,282.15
  5. Step 5: Solve for x
    x = 6,299,368,282.15/106,810.29
  6. Step 6: Final answer
    x = 58,977.17

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1.5x scale

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.