Home / 156,623.87-234,883.15-56,763.16

Finding the Fourth Proportional to 156,623.87, 234,883.15 and 56,763.16

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Solution

The fourth proportional to 156,623.87, 234,883.15 and 56,763.16 is: 85,125.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,623.87 : 234,883.15 = 56,763.16 : x
  2. Step 2: Convert to fraction form
    156,623.87/234,883.15 = 56,763.16/x
  3. Step 3: Cross multiply
    156,623.87x = 234,883.15 × 56,763.16
  4. Step 4: Simplify right side
    156,623.87x = 13,332,709,824.75
  5. Step 5: Solve for x
    x = 13,332,709,824.75/156,623.87
  6. Step 6: Final answer
    x = 85,125.66

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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.