Home / 66,877.31-100,245.26-24,730.35

Finding the Fourth Proportional to 66,877.31, 100,245.26 and 24,730.35

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Solution

The fourth proportional to 66,877.31, 100,245.26 and 24,730.35 is: 37,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,877.31 : 100,245.26 = 24,730.35 : x
  2. Step 2: Convert to fraction form
    66,877.31/100,245.26 = 24,730.35/x
  3. Step 3: Cross multiply
    66,877.31x = 100,245.26 × 24,730.35
  4. Step 4: Simplify right side
    66,877.31x = 2,479,100,051.55
  5. Step 5: Solve for x
    x = 2,479,100,051.55/66,877.31
  6. Step 6: Final answer
    x = 37,069.37

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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.