Home / 308,822.55-463,271.19-109,102.06

Finding the Fourth Proportional to 308,822.55, 463,271.19 and 109,102.06

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Solution

The fourth proportional to 308,822.55, 463,271.19 and 109,102.06 is: 163,666.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,822.55 : 463,271.19 = 109,102.06 : x
  2. Step 2: Convert to fraction form
    308,822.55/463,271.19 = 109,102.06/x
  3. Step 3: Cross multiply
    308,822.55x = 463,271.19 × 109,102.06
  4. Step 4: Simplify right side
    308,822.55x = 50,543,841,167.65
  5. Step 5: Solve for x
    x = 50,543,841,167.65/308,822.55
  6. Step 6: Final answer
    x = 163,666.29

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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.