Home / 204,059.10-306,088.65-99,083.10

Finding the Fourth Proportional to 204,059.10, 306,088.65 and 99,083.10

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Solution

The fourth proportional to 204,059.10, 306,088.65 and 99,083.10 is: 148,624.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,059.10 : 306,088.65 = 99,083.10 : x
  2. Step 2: Convert to fraction form
    204,059.10/306,088.65 = 99,083.10/x
  3. Step 3: Cross multiply
    204,059.10x = 306,088.65 × 99,083.10
  4. Step 4: Simplify right side
    204,059.10x = 30,328,212,316.82
  5. Step 5: Solve for x
    x = 30,328,212,316.82/204,059.10
  6. Step 6: Final answer
    x = 148,624.65

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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.