Home / 186,789.09-280,332.95-96,857.37

Finding the Fourth Proportional to 186,789.09, 280,332.95 and 96,857.37

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Solution

The fourth proportional to 186,789.09, 280,332.95 and 96,857.37 is: 145,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,789.09 : 280,332.95 = 96,857.37 : x
  2. Step 2: Convert to fraction form
    186,789.09/280,332.95 = 96,857.37/x
  3. Step 3: Cross multiply
    186,789.09x = 280,332.95 × 96,857.37
  4. Step 4: Simplify right side
    186,789.09x = 27,152,312,321.88
  5. Step 5: Solve for x
    x = 27,152,312,321.88/186,789.09
  6. Step 6: Final answer
    x = 145,363.48

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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.