Home / 156,410.16-234,558-56,546.40

Finding the Fourth Proportional to 156,410.16, 234,558 and 56,546.40

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Solution

The fourth proportional to 156,410.16, 234,558 and 56,546.40 is: 84,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,410.16 : 234,558 = 56,546.40 : x
  2. Step 2: Convert to fraction form
    156,410.16/234,558 = 56,546.40/x
  3. Step 3: Cross multiply
    156,410.16x = 234,558 × 56,546.40
  4. Step 4: Simplify right side
    156,410.16x = 13,263,410,491.20
  5. Step 5: Solve for x
    x = 13,263,410,491.20/156,410.16
  6. Step 6: Final answer
    x = 84,798.91

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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.