Home / 92,212.20-127,254.24-56,394.60

Finding the Fourth Proportional to 92,212.20, 127,254.24 and 56,394.60

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Solution

The fourth proportional to 92,212.20, 127,254.24 and 56,394.60 is: 77,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,212.20 : 127,254.24 = 56,394.60 : x
  2. Step 2: Convert to fraction form
    92,212.20/127,254.24 = 56,394.60/x
  3. Step 3: Cross multiply
    92,212.20x = 127,254.24 × 56,394.60
  4. Step 4: Simplify right side
    92,212.20x = 7,176,451,963.10
  5. Step 5: Solve for x
    x = 7,176,451,963.10/92,212.20
  6. Step 6: Final answer
    x = 77,825.41

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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.