Home / 97,523.80-146,285.70-82,761.55

Finding the Fourth Proportional to 97,523.80, 146,285.70 and 82,761.55

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Solution

The fourth proportional to 97,523.80, 146,285.70 and 82,761.55 is: 124,142.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,523.80 : 146,285.70 = 82,761.55 : x
  2. Step 2: Convert to fraction form
    97,523.80/146,285.70 = 82,761.55/x
  3. Step 3: Cross multiply
    97,523.80x = 146,285.70 × 82,761.55
  4. Step 4: Simplify right side
    97,523.80x = 12,106,831,274.84
  5. Step 5: Solve for x
    x = 12,106,831,274.84/97,523.80
  6. Step 6: Final answer
    x = 124,142.33

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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.