Home / 166,628.41-249,894.86-54,318.43

Finding the Fourth Proportional to 166,628.41, 249,894.86 and 54,318.43

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Solution

The fourth proportional to 166,628.41, 249,894.86 and 54,318.43 is: 81,462.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,628.41 : 249,894.86 = 54,318.43 : x
  2. Step 2: Convert to fraction form
    166,628.41/249,894.86 = 54,318.43/x
  3. Step 3: Cross multiply
    166,628.41x = 249,894.86 × 54,318.43
  4. Step 4: Simplify right side
    166,628.41x = 13,573,896,501.05
  5. Step 5: Solve for x
    x = 13,573,896,501.05/166,628.41
  6. Step 6: Final answer
    x = 81,462.08

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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.