Home / 71,416.80-98,554.40-41,201.76

Finding the Fourth Proportional to 71,416.80, 98,554.40 and 41,201.76

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Solution

The fourth proportional to 71,416.80, 98,554.40 and 41,201.76 is: 56,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416.80 : 98,554.40 = 41,201.76 : x
  2. Step 2: Convert to fraction form
    71,416.80/98,554.40 = 41,201.76/x
  3. Step 3: Cross multiply
    71,416.80x = 98,554.40 × 41,201.76
  4. Step 4: Simplify right side
    71,416.80x = 4,060,614,735.74
  5. Step 5: Solve for x
    x = 4,060,614,735.74/71,416.80
  6. Step 6: Final answer
    x = 56,857.98

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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.