Home / 109,329.24-163,999.74-34,455.18

Finding the Fourth Proportional to 109,329.24, 163,999.74 and 34,455.18

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Solution

The fourth proportional to 109,329.24, 163,999.74 and 34,455.18 is: 51,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,329.24 : 163,999.74 = 34,455.18 : x
  2. Step 2: Convert to fraction form
    109,329.24/163,999.74 = 34,455.18/x
  3. Step 3: Cross multiply
    109,329.24x = 163,999.74 × 34,455.18
  4. Step 4: Simplify right side
    109,329.24x = 5,650,640,561.65
  5. Step 5: Solve for x
    x = 5,650,640,561.65/109,329.24
  6. Step 6: Final answer
    x = 51,684.62

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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.