Home / 308,529.28-462,677.12-168,211.52

Finding the Fourth Proportional to 308,529.28, 462,677.12 and 168,211.52

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Solution

The fourth proportional to 308,529.28, 462,677.12 and 168,211.52 is: 252,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,529.28 : 462,677.12 = 168,211.52 : x
  2. Step 2: Convert to fraction form
    308,529.28/462,677.12 = 168,211.52/x
  3. Step 3: Cross multiply
    308,529.28x = 462,677.12 × 168,211.52
  4. Step 4: Simplify right side
    308,529.28x = 77,827,621,624.42
  5. Step 5: Solve for x
    x = 77,827,621,624.42/308,529.28
  6. Step 6: Final answer
    x = 252,253.60

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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.