Home / 204,405.48-306,657.59-64,164.11

Finding the Fourth Proportional to 204,405.48, 306,657.59 and 64,164.11

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Solution

The fourth proportional to 204,405.48, 306,657.59 and 64,164.11 is: 96,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,405.48 : 306,657.59 = 64,164.11 : x
  2. Step 2: Convert to fraction form
    204,405.48/306,657.59 = 64,164.11/x
  3. Step 3: Cross multiply
    204,405.48x = 306,657.59 × 64,164.11
  4. Step 4: Simplify right side
    204,405.48x = 19,676,409,482.99
  5. Step 5: Solve for x
    x = 19,676,409,482.99/204,405.48
  6. Step 6: Final answer
    x = 96,261.65

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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.