Home / 117,847.08-162,630.30-64,132.44

Finding the Fourth Proportional to 117,847.08, 162,630.30 and 64,132.44

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Solution

The fourth proportional to 117,847.08, 162,630.30 and 64,132.44 is: 88,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,847.08 : 162,630.30 = 64,132.44 : x
  2. Step 2: Convert to fraction form
    117,847.08/162,630.30 = 64,132.44/x
  3. Step 3: Cross multiply
    117,847.08x = 162,630.30 × 64,132.44
  4. Step 4: Simplify right side
    117,847.08x = 10,429,877,956.93
  5. Step 5: Solve for x
    x = 10,429,877,956.93/117,847.08
  6. Step 6: Final answer
    x = 88,503.49

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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.