Home / 156,723.30-234,924.09-61,915.10

Finding the Fourth Proportional to 156,723.30, 234,924.09 and 61,915.10

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Solution

The fourth proportional to 156,723.30, 234,924.09 and 61,915.10 is: 92,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,723.30 : 234,924.09 = 61,915.10 : x
  2. Step 2: Convert to fraction form
    156,723.30/234,924.09 = 61,915.10/x
  3. Step 3: Cross multiply
    156,723.30x = 234,924.09 × 61,915.10
  4. Step 4: Simplify right side
    156,723.30x = 14,545,347,350.14
  5. Step 5: Solve for x
    x = 14,545,347,350.14/156,723.30
  6. Step 6: Final answer
    x = 92,809.09

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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.