Home / 117,599.60-162,286.80-63,884.18

Finding the Fourth Proportional to 117,599.60, 162,286.80 and 63,884.18

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Solution

The fourth proportional to 117,599.60, 162,286.80 and 63,884.18 is: 88,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,599.60 : 162,286.80 = 63,884.18 : x
  2. Step 2: Convert to fraction form
    117,599.60/162,286.80 = 63,884.18/x
  3. Step 3: Cross multiply
    117,599.60x = 162,286.80 × 63,884.18
  4. Step 4: Simplify right side
    117,599.60x = 10,367,559,142.82
  5. Step 5: Solve for x
    x = 10,367,559,142.82/117,599.60
  6. Step 6: Final answer
    x = 88,159.82

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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.