Home / 92,945.58-128,265.69-50,504.12

Finding the Fourth Proportional to 92,945.58, 128,265.69 and 50,504.12

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Solution

The fourth proportional to 92,945.58, 128,265.69 and 50,504.12 is: 69,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945.58 : 128,265.69 = 50,504.12 : x
  2. Step 2: Convert to fraction form
    92,945.58/128,265.69 = 50,504.12/x
  3. Step 3: Cross multiply
    92,945.58x = 128,265.69 × 50,504.12
  4. Step 4: Simplify right side
    92,945.58x = 6,477,944,905.79
  5. Step 5: Solve for x
    x = 6,477,944,905.79/92,945.58
  6. Step 6: Final answer
    x = 69,696.11

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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.