Home / 204,047.20-306,070.80-63,805.60

Finding the Fourth Proportional to 204,047.20, 306,070.80 and 63,805.60

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Solution

The fourth proportional to 204,047.20, 306,070.80 and 63,805.60 is: 95,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,047.20 : 306,070.80 = 63,805.60 : x
  2. Step 2: Convert to fraction form
    204,047.20/306,070.80 = 63,805.60/x
  3. Step 3: Cross multiply
    204,047.20x = 306,070.80 × 63,805.60
  4. Step 4: Simplify right side
    204,047.20x = 19,529,031,036.48
  5. Step 5: Solve for x
    x = 19,529,031,036.48/204,047.20
  6. Step 6: Final answer
    x = 95,708.40

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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.