Home / 92,197.94-127,237.18-51,911.69

Finding the Fourth Proportional to 92,197.94, 127,237.18 and 51,911.69

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Solution

The fourth proportional to 92,197.94, 127,237.18 and 51,911.69 is: 71,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,197.94 : 127,237.18 = 51,911.69 : x
  2. Step 2: Convert to fraction form
    92,197.94/127,237.18 = 51,911.69/x
  3. Step 3: Cross multiply
    92,197.94x = 127,237.18 × 51,911.69
  4. Step 4: Simplify right side
    92,197.94x = 6,605,097,345.43
  5. Step 5: Solve for x
    x = 6,605,097,345.43/92,197.94
  6. Step 6: Final answer
    x = 71,640.40

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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.