Home / 92,518.74-138,775.14-39,196.49

Finding the Fourth Proportional to 92,518.74, 138,775.14 and 39,196.49

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Solution

The fourth proportional to 92,518.74, 138,775.14 and 39,196.49 is: 58,793.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,518.74 : 138,775.14 = 39,196.49 : x
  2. Step 2: Convert to fraction form
    92,518.74/138,775.14 = 39,196.49/x
  3. Step 3: Cross multiply
    92,518.74x = 138,775.14 × 39,196.49
  4. Step 4: Simplify right side
    92,518.74x = 5,439,497,693.38
  5. Step 5: Solve for x
    x = 5,439,497,693.38/92,518.74
  6. Step 6: Final answer
    x = 58,793.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.