Home / 106,612.22-147,118.53-58,204.49

Finding the Fourth Proportional to 106,612.22, 147,118.53 and 58,204.49

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Solution

The fourth proportional to 106,612.22, 147,118.53 and 58,204.49 is: 80,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,612.22 : 147,118.53 = 58,204.49 : x
  2. Step 2: Convert to fraction form
    106,612.22/147,118.53 = 58,204.49/x
  3. Step 3: Cross multiply
    106,612.22x = 147,118.53 × 58,204.49
  4. Step 4: Simplify right side
    106,612.22x = 8,562,958,991.02
  5. Step 5: Solve for x
    x = 8,562,958,991.02/106,612.22
  6. Step 6: Final answer
    x = 80,318.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.