Home / 156,186.85-234,280.30-56,347.01

Finding the Fourth Proportional to 156,186.85, 234,280.30 and 56,347.01

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Solution

The fourth proportional to 156,186.85, 234,280.30 and 56,347.01 is: 84,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,186.85 : 234,280.30 = 56,347.01 : x
  2. Step 2: Convert to fraction form
    156,186.85/234,280.30 = 56,347.01/x
  3. Step 3: Cross multiply
    156,186.85x = 234,280.30 × 56,347.01
  4. Step 4: Simplify right side
    156,186.85x = 13,200,994,239.92
  5. Step 5: Solve for x
    x = 13,200,994,239.92/156,186.85
  6. Step 6: Final answer
    x = 84,520.52

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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.