Home / 162,353.10-243,568.05-51,545.10

Finding the Fourth Proportional to 162,353.10, 243,568.05 and 51,545.10

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Solution

The fourth proportional to 162,353.10, 243,568.05 and 51,545.10 is: 77,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,353.10 : 243,568.05 = 51,545.10 : x
  2. Step 2: Convert to fraction form
    162,353.10/243,568.05 = 51,545.10/x
  3. Step 3: Cross multiply
    162,353.10x = 243,568.05 × 51,545.10
  4. Step 4: Simplify right side
    162,353.10x = 12,554,739,494.06
  5. Step 5: Solve for x
    x = 12,554,739,494.06/162,353.10
  6. Step 6: Final answer
    x = 77,329.84

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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.