Home / 194,431.10-291,646.65-177,809.90

Finding the Fourth Proportional to 194,431.10, 291,646.65 and 177,809.90

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Solution

The fourth proportional to 194,431.10, 291,646.65 and 177,809.90 is: 266,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,431.10 : 291,646.65 = 177,809.90 : x
  2. Step 2: Convert to fraction form
    194,431.10/291,646.65 = 177,809.90/x
  3. Step 3: Cross multiply
    194,431.10x = 291,646.65 × 177,809.90
  4. Step 4: Simplify right side
    194,431.10x = 51,857,661,671.84
  5. Step 5: Solve for x
    x = 51,857,661,671.84/194,431.10
  6. Step 6: Final answer
    x = 266,714.85

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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.