Home / 197,618.71-296,335.77-71,242.31

Finding the Fourth Proportional to 197,618.71, 296,335.77 and 71,242.31

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Solution

The fourth proportional to 197,618.71, 296,335.77 and 71,242.31 is: 106,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,618.71 : 296,335.77 = 71,242.31 : x
  2. Step 2: Convert to fraction form
    197,618.71/296,335.77 = 71,242.31/x
  3. Step 3: Cross multiply
    197,618.71x = 296,335.77 × 71,242.31
  4. Step 4: Simplify right side
    197,618.71x = 21,111,643,308.75
  5. Step 5: Solve for x
    x = 21,111,643,308.75/197,618.71
  6. Step 6: Final answer
    x = 106,830.19

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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.