Home / 166,122.55-229,548.99-118,292.86

Finding the Fourth Proportional to 166,122.55, 229,548.99 and 118,292.86

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Solution

The fourth proportional to 166,122.55, 229,548.99 and 118,292.86 is: 163,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,122.55 : 229,548.99 = 118,292.86 : x
  2. Step 2: Convert to fraction form
    166,122.55/229,548.99 = 118,292.86/x
  3. Step 3: Cross multiply
    166,122.55x = 229,548.99 × 118,292.86
  4. Step 4: Simplify right side
    166,122.55x = 27,154,004,945.87
  5. Step 5: Solve for x
    x = 27,154,004,945.87/166,122.55
  6. Step 6: Final answer
    x = 163,457.67

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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.