Home / 161,730.45-242,595.72-49,404.60

Finding the Fourth Proportional to 161,730.45, 242,595.72 and 49,404.60

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Solution

The fourth proportional to 161,730.45, 242,595.72 and 49,404.60 is: 74,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,730.45 : 242,595.72 = 49,404.60 : x
  2. Step 2: Convert to fraction form
    161,730.45/242,595.72 = 49,404.60/x
  3. Step 3: Cross multiply
    161,730.45x = 242,595.72 × 49,404.60
  4. Step 4: Simplify right side
    161,730.45x = 11,985,344,508.31
  5. Step 5: Solve for x
    x = 11,985,344,508.31/161,730.45
  6. Step 6: Final answer
    x = 74,106.91

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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.