Home / 308,164.23-462,320.15-97,802.17

Finding the Fourth Proportional to 308,164.23, 462,320.15 and 97,802.17

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Solution

The fourth proportional to 308,164.23, 462,320.15 and 97,802.17 is: 146,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,164.23 : 462,320.15 = 97,802.17 : x
  2. Step 2: Convert to fraction form
    308,164.23/462,320.15 = 97,802.17/x
  3. Step 3: Cross multiply
    308,164.23x = 462,320.15 × 97,802.17
  4. Step 4: Simplify right side
    308,164.23x = 45,215,912,259.91
  5. Step 5: Solve for x
    x = 45,215,912,259.91/308,164.23
  6. Step 6: Final answer
    x = 146,726.67

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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.