Home / 84,166.39-116,068.55-56,633.07

Finding the Fourth Proportional to 84,166.39, 116,068.55 and 56,633.07

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Solution

The fourth proportional to 84,166.39, 116,068.55 and 56,633.07 is: 78,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,166.39 : 116,068.55 = 56,633.07 : x
  2. Step 2: Convert to fraction form
    84,166.39/116,068.55 = 56,633.07/x
  3. Step 3: Cross multiply
    84,166.39x = 116,068.55 × 56,633.07
  4. Step 4: Simplify right side
    84,166.39x = 6,573,318,469.04
  5. Step 5: Solve for x
    x = 6,573,318,469.04/84,166.39
  6. Step 6: Final answer
    x = 78,099.09

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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.