Home / 113,522.34-156,653.96-65,767.44

Finding the Fourth Proportional to 113,522.34, 156,653.96 and 65,767.44

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Solution

The fourth proportional to 113,522.34, 156,653.96 and 65,767.44 is: 90,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,522.34 : 156,653.96 = 65,767.44 : x
  2. Step 2: Convert to fraction form
    113,522.34/156,653.96 = 65,767.44/x
  3. Step 3: Cross multiply
    113,522.34x = 156,653.96 × 65,767.44
  4. Step 4: Simplify right side
    113,522.34x = 10,302,729,586.23
  5. Step 5: Solve for x
    x = 10,302,729,586.23/113,522.34
  6. Step 6: Final answer
    x = 90,755.08

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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.