Home / 117,936.40-162,741.52-70,182.04

Finding the Fourth Proportional to 117,936.40, 162,741.52 and 70,182.04

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Solution

The fourth proportional to 117,936.40, 162,741.52 and 70,182.04 is: 96,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936.40 : 162,741.52 = 70,182.04 : x
  2. Step 2: Convert to fraction form
    117,936.40/162,741.52 = 70,182.04/x
  3. Step 3: Cross multiply
    117,936.40x = 162,741.52 × 70,182.04
  4. Step 4: Simplify right side
    117,936.40x = 11,421,531,866.30
  5. Step 5: Solve for x
    x = 11,421,531,866.30/117,936.40
  6. Step 6: Final answer
    x = 96,844.84

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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.