Home / 92,190.30-127,238.50-53,422.69

Finding the Fourth Proportional to 92,190.30, 127,238.50 and 53,422.69

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Solution

The fourth proportional to 92,190.30, 127,238.50 and 53,422.69 is: 73,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,190.30 : 127,238.50 = 53,422.69 : x
  2. Step 2: Convert to fraction form
    92,190.30/127,238.50 = 53,422.69/x
  3. Step 3: Cross multiply
    92,190.30x = 127,238.50 × 53,422.69
  4. Step 4: Simplify right side
    92,190.30x = 6,797,422,941.57
  5. Step 5: Solve for x
    x = 6,797,422,941.57/92,190.30
  6. Step 6: Final answer
    x = 73,732.52

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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.