Home / 308,066.50-462,152.30-137,350.16

Finding the Fourth Proportional to 308,066.50, 462,152.30 and 137,350.16

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Solution

The fourth proportional to 308,066.50, 462,152.30 and 137,350.16 is: 206,048.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,066.50 : 462,152.30 = 137,350.16 : x
  2. Step 2: Convert to fraction form
    308,066.50/462,152.30 = 137,350.16/x
  3. Step 3: Cross multiply
    308,066.50x = 462,152.30 × 137,350.16
  4. Step 4: Simplify right side
    308,066.50x = 63,476,692,349.37
  5. Step 5: Solve for x
    x = 63,476,692,349.37/308,066.50
  6. Step 6: Final answer
    x = 206,048.67

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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.