Home / 120,716.01-166,586.84-67,001.49

Finding the Fourth Proportional to 120,716.01, 166,586.84 and 67,001.49

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Solution

The fourth proportional to 120,716.01, 166,586.84 and 67,001.49 is: 92,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,716.01 : 166,586.84 = 67,001.49 : x
  2. Step 2: Convert to fraction form
    120,716.01/166,586.84 = 67,001.49/x
  3. Step 3: Cross multiply
    120,716.01x = 166,586.84 × 67,001.49
  4. Step 4: Simplify right side
    120,716.01x = 11,161,566,159.38
  5. Step 5: Solve for x
    x = 11,161,566,159.38/120,716.01
  6. Step 6: Final answer
    x = 92,461.36

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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.