Home / 374,426.10-561,639.15-108,195.30

Finding the Fourth Proportional to 374,426.10, 561,639.15 and 108,195.30

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Solution

The fourth proportional to 374,426.10, 561,639.15 and 108,195.30 is: 162,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,426.10 : 561,639.15 = 108,195.30 : x
  2. Step 2: Convert to fraction form
    374,426.10/561,639.15 = 108,195.30/x
  3. Step 3: Cross multiply
    374,426.10x = 561,639.15 × 108,195.30
  4. Step 4: Simplify right side
    374,426.10x = 60,766,716,326.00
  5. Step 5: Solve for x
    x = 60,766,716,326.00/374,426.10
  6. Step 6: Final answer
    x = 162,292.95

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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.