Home / 197,276.40-296,036.10-85,010.40

Finding the Fourth Proportional to 197,276.40, 296,036.10 and 85,010.40

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Solution

The fourth proportional to 197,276.40, 296,036.10 and 85,010.40 is: 127,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,276.40 : 296,036.10 = 85,010.40 : x
  2. Step 2: Convert to fraction form
    197,276.40/296,036.10 = 85,010.40/x
  3. Step 3: Cross multiply
    197,276.40x = 296,036.10 × 85,010.40
  4. Step 4: Simplify right side
    197,276.40x = 25,166,147,275.44
  5. Step 5: Solve for x
    x = 25,166,147,275.44/197,276.40
  6. Step 6: Final answer
    x = 127,567.96

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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.