Home / 117,261.24-176,127.20-69,968.60

Finding the Fourth Proportional to 117,261.24, 176,127.20 and 69,968.60

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Solution

The fourth proportional to 117,261.24, 176,127.20 and 69,968.60 is: 105,093.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,261.24 : 176,127.20 = 69,968.60 : x
  2. Step 2: Convert to fraction form
    117,261.24/176,127.20 = 69,968.60/x
  3. Step 3: Cross multiply
    117,261.24x = 176,127.20 × 69,968.60
  4. Step 4: Simplify right side
    117,261.24x = 12,323,373,605.92
  5. Step 5: Solve for x
    x = 12,323,373,605.92/117,261.24
  6. Step 6: Final answer
    x = 105,093.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.