Home / 92,005.04-126,930.94-51,709.60

Finding the Fourth Proportional to 92,005.04, 126,930.94 and 51,709.60

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Solution

The fourth proportional to 92,005.04, 126,930.94 and 51,709.60 is: 71,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,005.04 : 126,930.94 = 51,709.60 : x
  2. Step 2: Convert to fraction form
    92,005.04/126,930.94 = 51,709.60/x
  3. Step 3: Cross multiply
    92,005.04x = 126,930.94 × 51,709.60
  4. Step 4: Simplify right side
    92,005.04x = 6,563,548,135.02
  5. Step 5: Solve for x
    x = 6,563,548,135.02/92,005.04
  6. Step 6: Final answer
    x = 71,339.01

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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.