Home / 117,493.04-162,140.12-63,777.60

Finding the Fourth Proportional to 117,493.04, 162,140.12 and 63,777.60

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Solution

The fourth proportional to 117,493.04, 162,140.12 and 63,777.60 is: 88,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,493.04 : 162,140.12 = 63,777.60 : x
  2. Step 2: Convert to fraction form
    117,493.04/162,140.12 = 63,777.60/x
  3. Step 3: Cross multiply
    117,493.04x = 162,140.12 × 63,777.60
  4. Step 4: Simplify right side
    117,493.04x = 10,340,907,717.31
  5. Step 5: Solve for x
    x = 10,340,907,717.31/117,493.04
  6. Step 6: Final answer
    x = 88,012.94

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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.