Home / 84,715.88-116,907.54-48,416.72

Finding the Fourth Proportional to 84,715.88, 116,907.54 and 48,416.72

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Solution

The fourth proportional to 84,715.88, 116,907.54 and 48,416.72 is: 66,814.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,715.88 : 116,907.54 = 48,416.72 : x
  2. Step 2: Convert to fraction form
    84,715.88/116,907.54 = 48,416.72/x
  3. Step 3: Cross multiply
    84,715.88x = 116,907.54 × 48,416.72
  4. Step 4: Simplify right side
    84,715.88x = 5,660,279,630.07
  5. Step 5: Solve for x
    x = 5,660,279,630.07/84,715.88
  6. Step 6: Final answer
    x = 66,814.86

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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.