Home / 204,211.28-306,316.74-63,980.84

Finding the Fourth Proportional to 204,211.28, 306,316.74 and 63,980.84

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Solution

The fourth proportional to 204,211.28, 306,316.74 and 63,980.84 is: 95,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,211.28 : 306,316.74 = 63,980.84 : x
  2. Step 2: Convert to fraction form
    204,211.28/306,316.74 = 63,980.84/x
  3. Step 3: Cross multiply
    204,211.28x = 306,316.74 × 63,980.84
  4. Step 4: Simplify right side
    204,211.28x = 19,598,402,331.26
  5. Step 5: Solve for x
    x = 19,598,402,331.26/204,211.28
  6. Step 6: Final answer
    x = 95,971.20

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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.