Home / 89,493.25-123,497.53-49,206.73

Finding the Fourth Proportional to 89,493.25, 123,497.53 and 49,206.73

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Solution

The fourth proportional to 89,493.25, 123,497.53 and 49,206.73 is: 67,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,493.25 : 123,497.53 = 49,206.73 : x
  2. Step 2: Convert to fraction form
    89,493.25/123,497.53 = 49,206.73/x
  3. Step 3: Cross multiply
    89,493.25x = 123,497.53 × 49,206.73
  4. Step 4: Simplify right side
    89,493.25x = 6,076,909,368.34
  5. Step 5: Solve for x
    x = 6,076,909,368.34/89,493.25
  6. Step 6: Final answer
    x = 67,903.55

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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.