Home / 117,823.80-162,591.08-66,841.24

Finding the Fourth Proportional to 117,823.80, 162,591.08 and 66,841.24

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Solution

The fourth proportional to 117,823.80, 162,591.08 and 66,841.24 is: 92,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,823.80 : 162,591.08 = 66,841.24 : x
  2. Step 2: Convert to fraction form
    117,823.80/162,591.08 = 66,841.24/x
  3. Step 3: Cross multiply
    117,823.80x = 162,591.08 × 66,841.24
  4. Step 4: Simplify right side
    117,823.80x = 10,867,789,400.14
  5. Step 5: Solve for x
    x = 10,867,789,400.14/117,823.80
  6. Step 6: Final answer
    x = 92,237.64

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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.