Home / 197,962.40-296,943.60-57,735.20

Finding the Fourth Proportional to 197,962.40, 296,943.60 and 57,735.20

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Solution

The fourth proportional to 197,962.40, 296,943.60 and 57,735.20 is: 86,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,962.40 : 296,943.60 = 57,735.20 : x
  2. Step 2: Convert to fraction form
    197,962.40/296,943.60 = 57,735.20/x
  3. Step 3: Cross multiply
    197,962.40x = 296,943.60 × 57,735.20
  4. Step 4: Simplify right side
    197,962.40x = 17,144,098,134.72
  5. Step 5: Solve for x
    x = 17,144,098,134.72/197,962.40
  6. Step 6: Final answer
    x = 86,602.80

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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.