Home / 166,438.12-249,659.00-48,110.48

Finding the Fourth Proportional to 166,438.12, 249,659.00 and 48,110.48

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Solution

The fourth proportional to 166,438.12, 249,659.00 and 48,110.48 is: 72,166.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,438.12 : 249,659.00 = 48,110.48 : x
  2. Step 2: Convert to fraction form
    166,438.12/249,659.00 = 48,110.48/x
  3. Step 3: Cross multiply
    166,438.12x = 249,659.00 × 48,110.48
  4. Step 4: Simplify right side
    166,438.12x = 12,011,215,538.85
  5. Step 5: Solve for x
    x = 12,011,215,538.85/166,438.12
  6. Step 6: Final answer
    x = 72,166.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.