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Finding the Fourth Proportional to 166,523.79, 229,798.13 and 91,070.67

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Solution

The fourth proportional to 166,523.79, 229,798.13 and 91,070.67 is: 125,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,523.79 : 229,798.13 = 91,070.67 : x
  2. Step 2: Convert to fraction form
    166,523.79/229,798.13 = 91,070.67/x
  3. Step 3: Cross multiply
    166,523.79x = 229,798.13 × 91,070.67
  4. Step 4: Simplify right side
    166,523.79x = 20,927,869,208.49
  5. Step 5: Solve for x
    x = 20,927,869,208.49/166,523.79
  6. Step 6: Final answer
    x = 125,674.95

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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.