Home / 204,459.04-306,751.11-104,689.81

Finding the Fourth Proportional to 204,459.04, 306,751.11 and 104,689.81

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Solution

The fourth proportional to 204,459.04, 306,751.11 and 104,689.81 is: 157,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,459.04 : 306,751.11 = 104,689.81 : x
  2. Step 2: Convert to fraction form
    204,459.04/306,751.11 = 104,689.81/x
  3. Step 3: Cross multiply
    204,459.04x = 306,751.11 × 104,689.81
  4. Step 4: Simplify right side
    204,459.04x = 32,113,715,423.19
  5. Step 5: Solve for x
    x = 32,113,715,423.19/204,459.04
  6. Step 6: Final answer
    x = 157,066.74

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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.