Home / 84,486.39-116,617.20-48,700.32

Finding the Fourth Proportional to 84,486.39, 116,617.20 and 48,700.32

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Solution

The fourth proportional to 84,486.39, 116,617.20 and 48,700.32 is: 67,221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,486.39 : 116,617.20 = 48,700.32 : x
  2. Step 2: Convert to fraction form
    84,486.39/116,617.20 = 48,700.32/x
  3. Step 3: Cross multiply
    84,486.39x = 116,617.20 × 48,700.32
  4. Step 4: Simplify right side
    84,486.39x = 5,679,294,957.50
  5. Step 5: Solve for x
    x = 5,679,294,957.50/84,486.39
  6. Step 6: Final answer
    x = 67,221.42

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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.