Home / 162,913.20-244,369.80-92,929.20

Finding the Fourth Proportional to 162,913.20, 244,369.80 and 92,929.20

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Solution

The fourth proportional to 162,913.20, 244,369.80 and 92,929.20 is: 139,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,913.20 : 244,369.80 = 92,929.20 : x
  2. Step 2: Convert to fraction form
    162,913.20/244,369.80 = 92,929.20/x
  3. Step 3: Cross multiply
    162,913.20x = 244,369.80 × 92,929.20
  4. Step 4: Simplify right side
    162,913.20x = 22,709,090,018.16
  5. Step 5: Solve for x
    x = 22,709,090,018.16/162,913.20
  6. Step 6: Final answer
    x = 139,393.80

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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.