Home / 113,609.70-156,793.06-68,302.44

Finding the Fourth Proportional to 113,609.70, 156,793.06 and 68,302.44

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Solution

The fourth proportional to 113,609.70, 156,793.06 and 68,302.44 is: 94,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,609.70 : 156,793.06 = 68,302.44 : x
  2. Step 2: Convert to fraction form
    113,609.70/156,793.06 = 68,302.44/x
  3. Step 3: Cross multiply
    113,609.70x = 156,793.06 × 68,302.44
  4. Step 4: Simplify right side
    113,609.70x = 10,709,348,573.07
  5. Step 5: Solve for x
    x = 10,709,348,573.07/113,609.70
  6. Step 6: Final answer
    x = 94,264.39

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1.5x scale

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.