Home / 61,933.96-85,504.28-40,774.74

Finding the Fourth Proportional to 61,933.96, 85,504.28 and 40,774.74

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Solution

The fourth proportional to 61,933.96, 85,504.28 and 40,774.74 is: 56,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,933.96 : 85,504.28 = 40,774.74 : x
  2. Step 2: Convert to fraction form
    61,933.96/85,504.28 = 40,774.74/x
  3. Step 3: Cross multiply
    61,933.96x = 85,504.28 × 40,774.74
  4. Step 4: Simplify right side
    61,933.96x = 3,486,414,785.89
  5. Step 5: Solve for x
    x = 3,486,414,785.89/61,933.96
  6. Step 6: Final answer
    x = 56,292.46

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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.