Home / 209,817.77-314,555.33-97,568.17

Finding the Fourth Proportional to 209,817.77, 314,555.33 and 97,568.17

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Solution

The fourth proportional to 209,817.77, 314,555.33 and 97,568.17 is: 146,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,817.77 : 314,555.33 = 97,568.17 : x
  2. Step 2: Convert to fraction form
    209,817.77/314,555.33 = 97,568.17/x
  3. Step 3: Cross multiply
    209,817.77x = 314,555.33 × 97,568.17
  4. Step 4: Simplify right side
    209,817.77x = 30,690,587,369.38
  5. Step 5: Solve for x
    x = 30,690,587,369.38/209,817.77
  6. Step 6: Final answer
    x = 146,272.59

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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.