Home / 84,753.23-116,909.37-54,528.89

Finding the Fourth Proportional to 84,753.23, 116,909.37 and 54,528.89

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Solution

The fourth proportional to 84,753.23, 116,909.37 and 54,528.89 is: 75,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,753.23 : 116,909.37 = 54,528.89 : x
  2. Step 2: Convert to fraction form
    84,753.23/116,909.37 = 54,528.89/x
  3. Step 3: Cross multiply
    84,753.23x = 116,909.37 × 54,528.89
  4. Step 4: Simplify right side
    84,753.23x = 6,374,937,592.15
  5. Step 5: Solve for x
    x = 6,374,937,592.15/84,753.23
  6. Step 6: Final answer
    x = 75,217.64

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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.