Home / 129,562.58-194,166.48-66,250.28

Finding the Fourth Proportional to 129,562.58, 194,166.48 and 66,250.28

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Solution

The fourth proportional to 129,562.58, 194,166.48 and 66,250.28 is: 99,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,562.58 : 194,166.48 = 66,250.28 : x
  2. Step 2: Convert to fraction form
    129,562.58/194,166.48 = 66,250.28/x
  3. Step 3: Cross multiply
    129,562.58x = 194,166.48 × 66,250.28
  4. Step 4: Simplify right side
    129,562.58x = 12,863,583,666.61
  5. Step 5: Solve for x
    x = 12,863,583,666.61/129,562.58
  6. Step 6: Final answer
    x = 99,284.71

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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.