Home / 109,798.08-164,687.67-34,920.06

Finding the Fourth Proportional to 109,798.08, 164,687.67 and 34,920.06

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Solution

The fourth proportional to 109,798.08, 164,687.67 and 34,920.06 is: 52,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,798.08 : 164,687.67 = 34,920.06 : x
  2. Step 2: Convert to fraction form
    109,798.08/164,687.67 = 34,920.06/x
  3. Step 3: Cross multiply
    109,798.08x = 164,687.67 × 34,920.06
  4. Step 4: Simplify right side
    109,798.08x = 5,750,903,317.66
  5. Step 5: Solve for x
    x = 5,750,903,317.66/109,798.08
  6. Step 6: Final answer
    x = 52,377.08

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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.