Home / 166,438.78-249,659.99-48,111.14

Finding the Fourth Proportional to 166,438.78, 249,659.99 and 48,111.14

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Solution

The fourth proportional to 166,438.78, 249,659.99 and 48,111.14 is: 72,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,438.78 : 249,659.99 = 48,111.14 : x
  2. Step 2: Convert to fraction form
    166,438.78/249,659.99 = 48,111.14/x
  3. Step 3: Cross multiply
    166,438.78x = 249,659.99 × 48,111.14
  4. Step 4: Simplify right side
    166,438.78x = 12,011,427,295.30
  5. Step 5: Solve for x
    x = 12,011,427,295.30/166,438.78
  6. Step 6: Final answer
    x = 72,167.24

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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.