Home / 61,333.20-91,999.80-33,266.70

Finding the Fourth Proportional to 61,333.20, 91,999.80 and 33,266.70

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Solution

The fourth proportional to 61,333.20, 91,999.80 and 33,266.70 is: 49,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,333.20 : 91,999.80 = 33,266.70 : x
  2. Step 2: Convert to fraction form
    61,333.20/91,999.80 = 33,266.70/x
  3. Step 3: Cross multiply
    61,333.20x = 91,999.80 × 33,266.70
  4. Step 4: Simplify right side
    61,333.20x = 3,060,529,746.66
  5. Step 5: Solve for x
    x = 3,060,529,746.66/61,333.20
  6. Step 6: Final answer
    x = 49,900.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.