Home / 85,832.64-118,456.32-48,114.18

Finding the Fourth Proportional to 85,832.64, 118,456.32 and 48,114.18

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Solution

The fourth proportional to 85,832.64, 118,456.32 and 48,114.18 is: 66,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,832.64 : 118,456.32 = 48,114.18 : x
  2. Step 2: Convert to fraction form
    85,832.64/118,456.32 = 48,114.18/x
  3. Step 3: Cross multiply
    85,832.64x = 118,456.32 × 48,114.18
  4. Step 4: Simplify right side
    85,832.64x = 5,699,428,702.62
  5. Step 5: Solve for x
    x = 5,699,428,702.62/85,832.64
  6. Step 6: Final answer
    x = 66,401.65

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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.