Home / 166,285.69-249,363.83-53,938.74

Finding the Fourth Proportional to 166,285.69, 249,363.83 and 53,938.74

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Solution

The fourth proportional to 166,285.69, 249,363.83 and 53,938.74 is: 80,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,285.69 : 249,363.83 = 53,938.74 : x
  2. Step 2: Convert to fraction form
    166,285.69/249,363.83 = 53,938.74/x
  3. Step 3: Cross multiply
    166,285.69x = 249,363.83 × 53,938.74
  4. Step 4: Simplify right side
    166,285.69x = 13,450,371,861.74
  5. Step 5: Solve for x
    x = 13,450,371,861.74/166,285.69
  6. Step 6: Final answer
    x = 80,887.13

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1.5x scale

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.