Home / 85,850.32-118,473.60-48,124.48

Finding the Fourth Proportional to 85,850.32, 118,473.60 and 48,124.48

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Solution

The fourth proportional to 85,850.32, 118,473.60 and 48,124.48 is: 66,411.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,850.32 : 118,473.60 = 48,124.48 : x
  2. Step 2: Convert to fraction form
    85,850.32/118,473.60 = 48,124.48/x
  3. Step 3: Cross multiply
    85,850.32x = 118,473.60 × 48,124.48
  4. Step 4: Simplify right side
    85,850.32x = 5,701,480,393.73
  5. Step 5: Solve for x
    x = 5,701,480,393.73/85,850.32
  6. Step 6: Final answer
    x = 66,411.87

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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.