Home / 156,120.03-234,186.53-49,501.62

Finding the Fourth Proportional to 156,120.03, 234,186.53 and 49,501.62

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Solution

The fourth proportional to 156,120.03, 234,186.53 and 49,501.62 is: 74,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,120.03 : 234,186.53 = 49,501.62 : x
  2. Step 2: Convert to fraction form
    156,120.03/234,186.53 = 49,501.62/x
  3. Step 3: Cross multiply
    156,120.03x = 234,186.53 × 49,501.62
  4. Step 4: Simplify right side
    156,120.03x = 11,592,612,369.67
  5. Step 5: Solve for x
    x = 11,592,612,369.67/156,120.03
  6. Step 6: Final answer
    x = 74,254.48

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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.