Home / 66,333.02-99,436.98-33,021.56

Finding the Fourth Proportional to 66,333.02, 99,436.98 and 33,021.56

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Solution

The fourth proportional to 66,333.02, 99,436.98 and 33,021.56 is: 49,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,333.02 : 99,436.98 = 33,021.56 : x
  2. Step 2: Convert to fraction form
    66,333.02/99,436.98 = 33,021.56/x
  3. Step 3: Cross multiply
    66,333.02x = 99,436.98 × 33,021.56
  4. Step 4: Simplify right side
    66,333.02x = 3,283,564,201.29
  5. Step 5: Solve for x
    x = 3,283,564,201.29/66,333.02
  6. Step 6: Final answer
    x = 49,501.20

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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.