Home / 166,530.84-229,818.04-91,079.34

Finding the Fourth Proportional to 166,530.84, 229,818.04 and 91,079.34

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Solution

The fourth proportional to 166,530.84, 229,818.04 and 91,079.34 is: 125,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,530.84 : 229,818.04 = 91,079.34 : x
  2. Step 2: Convert to fraction form
    166,530.84/229,818.04 = 91,079.34/x
  3. Step 3: Cross multiply
    166,530.84x = 229,818.04 × 91,079.34
  4. Step 4: Simplify right side
    166,530.84x = 20,931,675,403.29
  5. Step 5: Solve for x
    x = 20,931,675,403.29/166,530.84
  6. Step 6: Final answer
    x = 125,692.49

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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.