Home / 156,977.70-235,466.55-63,435.30

Finding the Fourth Proportional to 156,977.70, 235,466.55 and 63,435.30

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Solution

The fourth proportional to 156,977.70, 235,466.55 and 63,435.30 is: 95,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,977.70 : 235,466.55 = 63,435.30 : x
  2. Step 2: Convert to fraction form
    156,977.70/235,466.55 = 63,435.30/x
  3. Step 3: Cross multiply
    156,977.70x = 235,466.55 × 63,435.30
  4. Step 4: Simplify right side
    156,977.70x = 14,936,891,239.22
  5. Step 5: Solve for x
    x = 14,936,891,239.22/156,977.70
  6. Step 6: Final answer
    x = 95,152.95

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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.