Home / 120,943.60-166,895.85-73,194.10

Finding the Fourth Proportional to 120,943.60, 166,895.85 and 73,194.10

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Solution

The fourth proportional to 120,943.60, 166,895.85 and 73,194.10 is: 101,004.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,943.60 : 166,895.85 = 73,194.10 : x
  2. Step 2: Convert to fraction form
    120,943.60/166,895.85 = 73,194.10/x
  3. Step 3: Cross multiply
    120,943.60x = 166,895.85 × 73,194.10
  4. Step 4: Simplify right side
    120,943.60x = 12,215,791,534.49
  5. Step 5: Solve for x
    x = 12,215,791,534.49/120,943.60
  6. Step 6: Final answer
    x = 101,004.03

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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.