Home / 156,487.60-234,672.45-56,623.09

Finding the Fourth Proportional to 156,487.60, 234,672.45 and 56,623.09

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Solution

The fourth proportional to 156,487.60, 234,672.45 and 56,623.09 is: 84,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,487.60 : 234,672.45 = 56,623.09 : x
  2. Step 2: Convert to fraction form
    156,487.60/234,672.45 = 56,623.09/x
  3. Step 3: Cross multiply
    156,487.60x = 234,672.45 × 56,623.09
  4. Step 4: Simplify right side
    156,487.60x = 13,287,879,256.87
  5. Step 5: Solve for x
    x = 13,287,879,256.87/156,487.60
  6. Step 6: Final answer
    x = 84,913.30

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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.