Home / 166,561.92-249,856.25-54,240.03

Finding the Fourth Proportional to 166,561.92, 249,856.25 and 54,240.03

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Solution

The fourth proportional to 166,561.92, 249,856.25 and 54,240.03 is: 81,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,561.92 : 249,856.25 = 54,240.03 : x
  2. Step 2: Convert to fraction form
    166,561.92/249,856.25 = 54,240.03/x
  3. Step 3: Cross multiply
    166,561.92x = 249,856.25 × 54,240.03
  4. Step 4: Simplify right side
    166,561.92x = 13,552,210,224.49
  5. Step 5: Solve for x
    x = 13,552,210,224.49/166,561.92
  6. Step 6: Final answer
    x = 81,364.40

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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.