Home / 117,600.60-162,288.12-63,885.24

Finding the Fourth Proportional to 117,600.60, 162,288.12 and 63,885.24

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Solution

The fourth proportional to 117,600.60, 162,288.12 and 63,885.24 is: 88,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,600.60 : 162,288.12 = 63,885.24 : x
  2. Step 2: Convert to fraction form
    117,600.60/162,288.12 = 63,885.24/x
  3. Step 3: Cross multiply
    117,600.60x = 162,288.12 × 63,885.24
  4. Step 4: Simplify right side
    117,600.60x = 10,367,815,495.35
  5. Step 5: Solve for x
    x = 10,367,815,495.35/117,600.60
  6. Step 6: Final answer
    x = 88,161.25

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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.