Home / 113,554.08-156,702.60-63,252

Finding the Fourth Proportional to 113,554.08, 156,702.60 and 63,252

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Solution

The fourth proportional to 113,554.08, 156,702.60 and 63,252 is: 87,286.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,554.08 : 156,702.60 = 63,252 : x
  2. Step 2: Convert to fraction form
    113,554.08/156,702.60 = 63,252/x
  3. Step 3: Cross multiply
    113,554.08x = 156,702.60 × 63,252
  4. Step 4: Simplify right side
    113,554.08x = 9,911,752,855.20
  5. Step 5: Solve for x
    x = 9,911,752,855.20/113,554.08
  6. Step 6: Final answer
    x = 87,286.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.