Home / 161,748.18-242,653.86-49,433.58

Finding the Fourth Proportional to 161,748.18, 242,653.86 and 49,433.58

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Solution

The fourth proportional to 161,748.18, 242,653.86 and 49,433.58 is: 74,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,748.18 : 242,653.86 = 49,433.58 : x
  2. Step 2: Convert to fraction form
    161,748.18/242,653.86 = 49,433.58/x
  3. Step 3: Cross multiply
    161,748.18x = 242,653.86 × 49,433.58
  4. Step 4: Simplify right side
    161,748.18x = 11,995,249,000.62
  5. Step 5: Solve for x
    x = 11,995,249,000.62/161,748.18
  6. Step 6: Final answer
    x = 74,160.02

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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.