Home / 66,719.46-100,193.67-59,239.92

Finding the Fourth Proportional to 66,719.46, 100,193.67 and 59,239.92

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Solution

The fourth proportional to 66,719.46, 100,193.67 and 59,239.92 is: 88,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,719.46 : 100,193.67 = 59,239.92 : x
  2. Step 2: Convert to fraction form
    66,719.46/100,193.67 = 59,239.92/x
  3. Step 3: Cross multiply
    66,719.46x = 100,193.67 × 59,239.92
  4. Step 4: Simplify right side
    66,719.46x = 5,935,464,995.31
  5. Step 5: Solve for x
    x = 5,935,464,995.31/66,719.46
  6. Step 6: Final answer
    x = 88,961.53

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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.