Home / 161,510.04-242,287.23-54,865.38

Finding the Fourth Proportional to 161,510.04, 242,287.23 and 54,865.38

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Solution

The fourth proportional to 161,510.04, 242,287.23 and 54,865.38 is: 82,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510.04 : 242,287.23 = 54,865.38 : x
  2. Step 2: Convert to fraction form
    161,510.04/242,287.23 = 54,865.38/x
  3. Step 3: Cross multiply
    161,510.04x = 242,287.23 × 54,865.38
  4. Step 4: Simplify right side
    161,510.04x = 13,293,180,943.10
  5. Step 5: Solve for x
    x = 13,293,180,943.10/161,510.04
  6. Step 6: Final answer
    x = 82,305.60

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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.