Home / 92,133.12-127,142.22-51,846.87

Finding the Fourth Proportional to 92,133.12, 127,142.22 and 51,846.87

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Solution

The fourth proportional to 92,133.12, 127,142.22 and 51,846.87 is: 71,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,133.12 : 127,142.22 = 51,846.87 : x
  2. Step 2: Convert to fraction form
    92,133.12/127,142.22 = 51,846.87/x
  3. Step 3: Cross multiply
    92,133.12x = 127,142.22 × 51,846.87
  4. Step 4: Simplify right side
    92,133.12x = 6,591,926,151.85
  5. Step 5: Solve for x
    x = 6,591,926,151.85/92,133.12
  6. Step 6: Final answer
    x = 71,547.84

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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.