Home / 66,175.89-99,182.51-30,589.06

Finding the Fourth Proportional to 66,175.89, 99,182.51 and 30,589.06

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Solution

The fourth proportional to 66,175.89, 99,182.51 and 30,589.06 is: 45,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.89 : 99,182.51 = 30,589.06 : x
  2. Step 2: Convert to fraction form
    66,175.89/99,182.51 = 30,589.06/x
  3. Step 3: Cross multiply
    66,175.89x = 99,182.51 × 30,589.06
  4. Step 4: Simplify right side
    66,175.89x = 3,033,899,576.77
  5. Step 5: Solve for x
    x = 3,033,899,576.77/66,175.89
  6. Step 6: Final answer
    x = 45,846.00

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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.