Home / 204,591.10-306,886.65-186,876.40

Finding the Fourth Proportional to 204,591.10, 306,886.65 and 186,876.40

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Solution

The fourth proportional to 204,591.10, 306,886.65 and 186,876.40 is: 280,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,591.10 : 306,886.65 = 186,876.40 : x
  2. Step 2: Convert to fraction form
    204,591.10/306,886.65 = 186,876.40/x
  3. Step 3: Cross multiply
    204,591.10x = 306,886.65 × 186,876.40
  4. Step 4: Simplify right side
    204,591.10x = 57,349,872,360.06
  5. Step 5: Solve for x
    x = 57,349,872,360.06/204,591.10
  6. Step 6: Final answer
    x = 280,314.60

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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.