Home / 117,575.36-162,250.80-67,271.12

Finding the Fourth Proportional to 117,575.36, 162,250.80 and 67,271.12

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Solution

The fourth proportional to 117,575.36, 162,250.80 and 67,271.12 is: 92,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,575.36 : 162,250.80 = 67,271.12 : x
  2. Step 2: Convert to fraction form
    117,575.36/162,250.80 = 67,271.12/x
  3. Step 3: Cross multiply
    117,575.36x = 162,250.80 × 67,271.12
  4. Step 4: Simplify right side
    117,575.36x = 10,914,793,036.90
  5. Step 5: Solve for x
    x = 10,914,793,036.90/117,575.36
  6. Step 6: Final answer
    x = 92,832.32

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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.