Home / 156,207.30-234,153.16-61,503.93

Finding the Fourth Proportional to 156,207.30, 234,153.16 and 61,503.93

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Solution

The fourth proportional to 156,207.30, 234,153.16 and 61,503.93 is: 92,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,207.30 : 234,153.16 = 61,503.93 : x
  2. Step 2: Convert to fraction form
    156,207.30/234,153.16 = 61,503.93/x
  3. Step 3: Cross multiply
    156,207.30x = 234,153.16 × 61,503.93
  4. Step 4: Simplify right side
    156,207.30x = 14,401,339,561.92
  5. Step 5: Solve for x
    x = 14,401,339,561.92/156,207.30
  6. Step 6: Final answer
    x = 92,193.77

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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.