Home / 109,744.12-164,622.30-30,852.20

Finding the Fourth Proportional to 109,744.12, 164,622.30 and 30,852.20

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Solution

The fourth proportional to 109,744.12, 164,622.30 and 30,852.20 is: 46,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,744.12 : 164,622.30 = 30,852.20 : x
  2. Step 2: Convert to fraction form
    109,744.12/164,622.30 = 30,852.20/x
  3. Step 3: Cross multiply
    109,744.12x = 164,622.30 × 30,852.20
  4. Step 4: Simplify right side
    109,744.12x = 5,078,960,124.06
  5. Step 5: Solve for x
    x = 5,078,960,124.06/109,744.12
  6. Step 6: Final answer
    x = 46,280.02

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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.